{"title":"SHS","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:14px;\"\u003e\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS — dependable, good-value AEG gearbox internals for rebuilds that need to just work.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp\u003eSHS make the internal parts that keep an AEG gearbox running: pistons, cylinders, nozzles, gears, motors, spring guides and the small consumables that wear out long before anything else does. The range is built around value rather than exotic materials, which makes it the sensible choice for a rebuild that has to be reliable rather than remarkable.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eWhat we stock\u003c\/h2\u003e\n\u003cp\u003eGear sets from 12:1 to 18:1 and dual sector gears; pistons, piston heads and cylinder heads; platform-specific nozzles for M4, AK, G36, MP5, SCAR, SR25, AUG and more; high-speed and high-torque motors; spring guides, bushings, bearings, shims, springs and trigger contacts. Fitment is stated on every listing, with gaps flagged where our supplier does not publish a specification.\u003c\/p\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Going to a high-speed gear set? Check the piston and AOE at the same time — a fast build often needs a different piston to cycle cleanly. Find more in our \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\u003c\/div\u003e","products":[{"product_id":"shs-piston-head-bearing-double-o-ring","title":"SHS Piston Head — Ball Bearing and Double O-Ring","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Piston Head with Ball Bearing and Double O-Ring — a bearing so the spring can turn, and two o-rings so the air cannot escape.\u003c\/strong\u003e Compression parts work as a set, never alone.\n\u003c\/div\u003e\n\u003cp\u003eA spring under compression wants to twist. A bearing between the spring and the piston head lets it do that instead of winding the piston up with it.\u003c\/p\u003e\n\u003cp\u003eThe double o-ring is the other half. Two seals against the cylinder wall hold compression better than one, which is what makes a rebuilt gearbox consistent rather than merely loud.\u003c\/p\u003e\n\u003cp\u003eVent holes through the body let air out behind the head on the return stroke, so it is not fighting itself on the way back.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCNC machined aluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBearing\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eIntegrated ball bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSeal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDouble o-ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVenting\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePorted body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eStandard AEG gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eAluminium adds a little weight over a polymer head. On a very high rate of fire build that is a trade to think about.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the bearing actually do?\u003c\/strong\u003e \u003cbr\u003eIt lets the spring rotate freely as it compresses, instead of transmitting that twist into the piston and the gearbox shell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy two o-rings rather than one?\u003c\/strong\u003e \u003cbr\u003eTwo sealing surfaces hold compression more reliably as the cylinder wears. It is the same reasoning as a double-sealed cylinder head.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a particular piston for it?\u003c\/strong\u003e \u003cbr\u003eIt uses the standard piston head thread found on most AEG pistons, but check yours before ordering if the build is unusual.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eCheck the piston head clears the cylinder head:\u003c\/strong\u003e a taller head on a short-stroked or bore-up build can bottom out and destroy both parts.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Do not overtighten it. The thread is small and the head only needs to be firm against the piston face. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619762430328,"sku":"36953004","price":8.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/image-Photoroom_10.jpg?v=1764255187"},{"product_id":"shs-m4-silenced-bore-up-cylinder-head","title":"SHS M4 Silenced Bore Up Cylinder Head","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS M4 Silenced Bore Up Cylinder Head — a wider port for bore-up work, with a pad to take the piston's impact.\u003c\/strong\u003e Compression parts work as a set, never alone.\n\u003c\/div\u003e\n\u003cp\u003eA bore-up cylinder moves more air, and it wants a cylinder head whose port is opened up to match. Pair it with a standard head and the restriction cancels out most of what the bore-up was for.\u003c\/p\u003e\n\u003cp\u003eThe silencing pad is the other half of the part. It sits where the piston head lands, softening the impact that makes an unpadded gearbox sound harsh.\u003c\/p\u003e\n\u003cp\u003eIt is a matched component rather than a general upgrade. On a standard cylinder it brings nothing, and the pad wears like any other consumable.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eM4 \/ M16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAluminium alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePort\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBore-up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSeal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDouble o-ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDamping\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eIntegrated silencing pad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eOnly worth fitting alongside a bore-up cylinder. On a standard cylinder the wider port gains you nothing.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does bore-up actually mean here?\u003c\/strong\u003e \u003cbr\u003eA wider internal passage, so a larger volume of air can move through. It is only useful when the cylinder it feeds is bore-up too.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the silencing pad for?\u003c\/strong\u003e \u003cbr\u003eIt cushions the piston head as it lands, which takes the sharpest edge off the noise a gearbox makes. It is a wearing part and will need replacing eventually.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit a standard M4 gearbox?\u003c\/strong\u003e \u003cbr\u003eIt is cut for M4 pattern gearboxes, but it is designed around bore-up cylinders. Fitted to a standard setup it is simply the wrong match.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eNot a standalone upgrade:\u003c\/strong\u003e a bore-up head on a standard cylinder gives you nothing, because the narrow part of the system is still the narrow part.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Change the cylinder, head and nozzle together. Bore-up parts only work as a matched group. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619762659704,"sku":"72902477","price":8.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/s674169275479638617_p3441_i1_w800-Photoroom.jpg?v=1764255187"},{"product_id":"shs-cylinder-head-v2-v3","title":"SHS Cylinder Head — Version 2 and 3, O-Ring Sealed","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS O-Ring Sealed Cylinder Head for Version 2 and 3 — where the nozzle seals, and where most lost air actually goes.\u003c\/strong\u003e Compression parts work as a set, never alone.\n\u003c\/div\u003e\n\u003cp\u003eThe cylinder head is the face the nozzle seals against, so a tired one leaks air the rest of the gearbox has already done the work to compress.\u003c\/p\u003e\n\u003cp\u003eLeaks here are easy to miss because nothing sounds wrong. The symptom is inconsistent readings over a chrono rather than an obvious failure, which is why it tends to get replaced last instead of first.\u003c\/p\u003e\n\u003cp\u003eFitting one is also the moment to look at the nozzle, since the two seal against each other and wear as a pair.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCNC machined aluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSeal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eO-ring sealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eWorth changing whenever the gearbox is already open. It is cheap next to the job of getting back in there.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know the old one has gone?\u003c\/strong\u003e \u003cbr\u003eInconsistent chrono readings with no other obvious cause are the usual sign. A visibly flattened or hardened o-ring is a giveaway.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it fit both Version 2 and Version 3?\u003c\/strong\u003e \u003cbr\u003eYes, the manufacturer lists both. Check it seats squarely in the cylinder before closing the shell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I change the nozzle at the same time?\u003c\/strong\u003e \u003cbr\u003eIt is worth it. The nozzle and cylinder head seal against each other, so a worn nozzle undoes a new head.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eSeat it squarely:\u003c\/strong\u003e a cylinder head that sits even slightly crooked will leak past the o-ring no matter how new the part is.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e A smear of silicone grease on the o-ring at fitting helps it seat and stops it tearing. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619762692472,"sku":"62381942","price":8.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/rocket-airsoft-alloy-cylinder-head-double-o-ring-ak-v3-blue-45599-p-Photoroom.jpg?v=1764255187"},{"product_id":"shs-12-1-gear-set","title":"SHS 12:1 Gear Set — Version 2 and 3","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 12:1 Gear Set for Version 2 and 3 — the shortest ratio in the range, and the one that asks most of everything around it.\u003c\/strong\u003e A gearbox part, not a bolt-on gain.\n\u003c\/div\u003e\n\u003cp\u003eA 12:1 ratio turns the motor's work into speed rather than torque, which is why it sits at the top end of the range for rate of fire.\u003c\/p\u003e\n\u003cp\u003eIt is also the least forgiving choice. A short ratio wants a strong motor, a healthy battery and a spring it can actually pull, and it punishes a gearbox that has been shimmed carelessly.\u003c\/p\u003e\n\u003cp\u003eIf you are not chasing a high rate of fire specifically, a longer ratio will give you an easier life and a longer-lived gearbox.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eGear ratio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e12:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCNC machined steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFull three-gear set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eShort ratios pull hard on the motor. Check the motor height and the battery before fitting one.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this raise my rate of fire on its own?\u003c\/strong\u003e \u003cbr\u003eIt changes the ratio, but the result depends just as much on the motor, the battery and the spring. Treat it as one part of a setup rather than a bolt-on.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow short is 12:1 really?\u003c\/strong\u003e \u003cbr\u003eIt is the shortest ratio commonly sold, a long way from the 18:1 most guns leave the factory with. Expect it to change how the whole gearbox behaves.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to reshim after fitting?\u003c\/strong\u003e \u003cbr\u003eYes, always. Any gear change means shimming from scratch, and a 12:1 set is unforgiving of a rushed job.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eNot a beginner's first upgrade:\u003c\/strong\u003e a short ratio loads the motor and the trigger contacts hard, and a poorly shimmed box will not survive it.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Shim it properly and check the motor height twice. A short ratio shows up every mistake in the build. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619763020152,"sku":"66441411","price":18.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/rocket-airsoft-12-1-high-speed-gear-set-v2-v3-33892-p-Photoroom.jpg?v=1764255190"},{"product_id":"shs-13-1-high-speed-gear-set","title":"SHS 13:1 High Speed Gear Set — Version 2 and 3","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 13:1 High Speed Gear Set for Version 2 and 3 — a step back from the shortest ratio, and easier on the rest of the gearbox for it.\u003c\/strong\u003e A gearbox part, not a bolt-on gain.\n\u003c\/div\u003e\n\u003cp\u003eAt 13:1 you keep most of the speed advantage of a shorter set while giving the motor a slightly easier time of it.\u003c\/p\u003e\n\u003cp\u003eThat trade is the reason this ratio is a common landing point for people who tried 12:1, found it hard on the parts around it, and wanted something they could run every weekend.\u003c\/p\u003e\n\u003cp\u003eIt still expects a sensible motor and battery. Gear ratio alone does not decide how a gun behaves.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eGear ratio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e13:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCNC machined steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFull three-gear set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eA middle ground between outright speed and something that will survive a season of skirmishes.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow does this compare with a 12:1 set?\u003c\/strong\u003e \u003cbr\u003eSlightly longer, so a little less rate of fire for a little less load on the motor and contacts. Most people find it the more liveable of the two.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I reuse my existing shims?\u003c\/strong\u003e \u003cbr\u003eNo. Shim thickness is specific to the gears fitted, so plan on shimming the box from scratch whenever you change a set.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat motor suits this ratio?\u003c\/strong\u003e \u003cbr\u003eSomething with reasonable speed rather than pure torque. The exact choice depends on your spring weight and battery.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eGears are a system, not a part:\u003c\/strong\u003e fitting a faster ratio without matching the motor, battery and spring usually gives you noise rather than performance.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Change one thing at a time. Fit the gears, chrono it, then decide whether the motor needs to follow. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619763052920,"sku":"95175255","price":18.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/rocket-airsoft-13-1-high-speed-gear-set-v2-v3-33895-p-Photoroom.jpg?v=1764255189"},{"product_id":"shs-cnc-dual-sector-gear-dsg","title":"SHS CNC Dual Sector Gear — DSG","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS CNC Dual Sector Gear (DSG) — two pickup sets on one gear, and a build that has to be designed around it.\u003c\/strong\u003e A gearbox part, not a bolt-on gain.\n\u003c\/div\u003e\n\u003cp\u003eA dual sector gear carries two sets of pickup teeth, so the piston is drawn and released twice per rotation instead of once.\u003c\/p\u003e\n\u003cp\u003eThat is a change to how the whole gearbox behaves rather than a part you drop in. A DSG needs a short-stroked piston, and the timing between piston, nozzle and tappet has to be right or the piston will strip.\u003c\/p\u003e\n\u003cp\u003eBuilt properly it is one of the more dramatic things you can do to an AEG. Built carelessly it destroys parts quickly and expensively.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDual sector gear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCNC machined steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eRequires\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eA short-stroked piston and matched timing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle sector gear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eThis is a build, not a bolt-on. Budget for a short-stroked piston and the time to time it properly.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I fit this to a standard gearbox?\u003c\/strong\u003e \u003cbr\u003eNot as it stands. A dual sector gear needs a short-stroked piston, and fitting one to a full-stroke setup will strip teeth almost immediately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat else will I need?\u003c\/strong\u003e \u003cbr\u003eAt minimum a piston short-stroked to suit, and a careful look at nozzle and tappet timing. Many builds also want a stronger motor and wiring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich gearboxes does it fit?\u003c\/strong\u003e \u003cbr\u003eVersion 2 and Version 3. It is not listed for Version 6.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eDo not fit this to a full-stroke piston:\u003c\/strong\u003e the second pickup set will catch a piston that has not cleared, and teeth will strip on the first trigger pull.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If you have not short-stroked a piston before, read up thoroughly or have it built. This one is unforgiving. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619763085688,"sku":"47158433","price":19.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/rocket-airsoft-dsg-dual-sector-gear-high-speed-gearbox-v2-v3-43606-p-Photoroom.jpg?v=1764255189"},{"product_id":"shs-16-1-gear-set","title":"SHS 16:1 High Speed Gear Set — Version 2 and 3","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 16:1 High Speed Gear Set for Version 2 and 3 — one notch shorter than the ratio most guns leave the factory with.\u003c\/strong\u003e A gearbox part, not a bolt-on gain.\n\u003c\/div\u003e\n\u003cp\u003eMost AEGs come out of the box on 18:1. At 16:1 the sector gear turns more often for each turn of the motor, so the gun cycles faster than standard without going to extremes.\u003c\/p\u003e\n\u003cp\u003eIt is the gentlest way to pick up rate of fire. The jump from 18:1 is small enough that a healthy motor and battery will usually cope without anything else changing.\u003c\/p\u003e\n\u003cp\u003eIf you want a genuine change in character rather than a nudge, 13:1 or 12:1 is where that lives. This set is the moderate option.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eGear ratio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e16:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCNC machined steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFull three-gear set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eA modest step from standard. Sensible if you want more speed without rebuilding around it.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow does 16:1 compare with the standard ratio?\u003c\/strong\u003e \u003cbr\u003eStandard is 18:1 on most guns. A 16:1 set is shorter, so you get more sector gear turns per motor revolution and a higher rate of fire.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill my existing motor cope?\u003c\/strong\u003e \u003cbr\u003eUsually. The step from 18:1 is small, though a tired motor or a heavy spring will make itself known either way.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich gears are in the set?\u003c\/strong\u003e \u003cbr\u003eBevel, spur and sector, supplied together as a matched set.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eSteel gears are not automatically stronger in use:\u003c\/strong\u003e a well-shimmed standard set outlives a steel set fitted badly every time.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If you are replacing a stripped gear, find out why it stripped first. Gears rarely fail without a reason. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619763118456,"sku":"17423727","price":18.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/rocket-airsoft-16-1-high-speed-gear-set-v2-v3-33889-p-Photoroom.jpg?v=1764255189"},{"product_id":"shs-pom-piston-single-mim-steel-tooth","title":"SHS POM Piston — Single MIM Steel Tooth","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS POM Piston with a Single MIM Steel Tooth — steel where the load is, polymer everywhere it is not needed.\u003c\/strong\u003e Compression parts work as a set, never alone.\n\u003c\/div\u003e\n\u003cp\u003eOnly one tooth on a piston takes the real punishment, and it is the one the sector gear picks up first. Putting steel there and leaving the rest in polymer is the reason this design exists.\u003c\/p\u003e\n\u003cp\u003eThe payoff is weight. A lighter piston changes direction more readily, which matters more the faster the gearbox is cycling.\u003c\/p\u003e\n\u003cp\u003eIt is a sensible middle ground for a gun that is quick but not extreme, where a full steel rack would be heavier than the build needs.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody material\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePOM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTeeth\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle MIM steel tooth, remainder polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eStandard AEG gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eLight and quick, but the polymer teeth are the limit. A heavy spring will find them.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is only one tooth steel?\u003c\/strong\u003e \u003cbr\u003eBecause the first tooth the sector gear engages carries far more load than the rest. Reinforcing that one gets most of the benefit for very little weight.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it strong enough for a heavy spring?\u003c\/strong\u003e \u003cbr\u003eIt is not the choice for one. A heavy spring loads every tooth, and a mostly polymer rack is not where you want that.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is POM?\u003c\/strong\u003e \u003cbr\u003eAn engineering plastic used widely for gearbox internals, chosen for being stiff, self-lubricating and light.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eNot for heavy springs:\u003c\/strong\u003e with only one steel tooth this piston relies on polymer for the rest of the rack, and a strong spring will strip them.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Keep it for lighter springs and quick builds. If you are running heavy, use a full metal rack instead. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619763282296,"sku":"38078698","price":5.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/ra-37980-Photoroom.jpg?v=1764255189"},{"product_id":"shs-swiss-cheese-piston-15-steel-teeth","title":"SHS Swiss Cheese Piston — 15 Full Steel Teeth","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Swiss Cheese Piston with 15 Full Steel Teeth — a lightened body carrying a full steel rack, which is an unusual pairing.\u003c\/strong\u003e Compression parts work as a set, never alone.\n\u003c\/div\u003e\n\u003cp\u003eSwiss cheese refers to the lightening holes bored through the body. The point is to drop mass without cutting into the rack that does the work.\u003c\/p\u003e\n\u003cp\u003ePairing that with a full steel rack is unusual, because steel teeth normally bring weight with them. Here the body gives some of it back.\u003c\/p\u003e\n\u003cp\u003eIt suits a build that needs both strength and speed, which usually means a strong spring and a gearbox expected to cycle quickly with it.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody material\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eReinforced polycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTeeth\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e15 full steel teeth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eLightened, ported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eA full steel rack is hard on the sector gear. Shim carefully and expect the gears to wear.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do the holes in the body do?\u003c\/strong\u003e \u003cbr\u003eThey remove mass. A lighter piston accelerates and reverses more readily, which is worth having on a fast gearbox.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes a full steel rack damage the gears?\u003c\/strong\u003e \u003cbr\u003eIt transfers more load into them than a polymer rack would. Shimming properly and using decent gears matters more with this piston, not less.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to change anything else?\u003c\/strong\u003e \u003cbr\u003eNot necessarily, but check the piston head and the spring guide at the same time, since the whole assembly moves together.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eSteel teeth are hard on everything they touch:\u003c\/strong\u003e the load a full steel rack transfers has to go somewhere, and that somewhere is the sector gear.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If you are fitting a full steel rack, put decent gears behind it. The two are a pairing. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619763380600,"sku":"24683715","price":6.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/rocket-airsoft-swiss-cheese-lightweight-15-tooth-poly-piston-33898-p-Photoroom.jpg?v=1764255188"},{"product_id":"shs-gearbox-shim-set-mixed","title":"SHS Gearbox Shim Set — Mixed Thickness","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Mixed Thickness Gearbox Shim Set — the cheapest part in the gearbox and the one that decides whether the rest of it lasts.\u003c\/strong\u003e A gearbox part, not a bolt-on gain.\n\u003c\/div\u003e\n\u003cp\u003eShimming sets the clearance between each gear and the shell, and getting it right is the difference between a gearbox that runs quietly for years and one that chews itself up.\u003c\/p\u003e\n\u003cp\u003eA mixed set matters because you cannot know in advance which thicknesses a particular box will want. Shimming is done by trial, so having the range to hand is the whole point.\u003c\/p\u003e\n\u003cp\u003eIt is also the one job that no other upgrade can compensate for. Steel gears fitted to a badly shimmed box fail just as readily as the ones they replaced.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eContents\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMixed thickness shims\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eStandard AEG gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eOne set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eKeep the offcuts. Every gearbox wants a slightly different stack and a spare set saves a stripped build later.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know when the shimming is right?\u003c\/strong\u003e \u003cbr\u003eEach gear should turn freely with only the smallest amount of side play, and the gears should mesh without binding when the shell is closed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to reshim after changing gears?\u003c\/strong\u003e \u003cbr\u003eYes. Shim thickness is specific to the gears fitted, so a new set means starting again.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does a set have mixed thicknesses?\u003c\/strong\u003e \u003cbr\u003eBecause no two shells and gear sets are identical. Shimming is done by fitting and checking, which needs a range to choose from.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eNo upgrade survives bad shimming:\u003c\/strong\u003e steel gears in a poorly shimmed shell strip just as readily as the parts they replaced.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Take your time here. More gearboxes are killed by rushed shimming than by any part in them. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619763609976,"sku":"25277721","price":4.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/30pc-airsoft-aeg-shim-set-Photoroom.jpg?v=1764255188"},{"product_id":"shs-18-1-cnc-gear-set","title":"SHS 18:1 CNC Gear Set — Standard Ratio, Version 2 and 3","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 18:1 CNC Gear Set for Version 2 and 3 — the ratio most guns leave the factory with, in steel.\u003c\/strong\u003e A gearbox part, not a bolt-on gain.\n\u003c\/div\u003e\n\u003cp\u003e18:1 is the standard ratio across the great majority of AEGs, which makes this the straightforward replacement set rather than a change of character.\u003c\/p\u003e\n\u003cp\u003eIf a tooth has stripped or the bevel has worn, this puts the gun back where it was instead of moving it somewhere new. The gain is in the steel construction, not the ratio.\u003c\/p\u003e\n\u003cp\u003eIt is also the sensible choice when rebuilding a box, because it lets you sort the shimming and the air seal before introducing a ratio change on top.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eGear ratio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e18:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCNC machined steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFull three-gear set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eThe set to reach for when you want the gun back to standard rather than changed.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this an upgrade or a replacement?\u003c\/strong\u003e \u003cbr\u003eMostly a replacement. It matches the ratio most guns already run, so what you gain is steel construction rather than different behaviour.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it change my rate of fire?\u003c\/strong\u003e \u003cbr\u003eAgainst a typical stock set, barely. Against a 16:1 or 13:1 set it will feel slower, because those are shorter ratios.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs 18:1 good for a heavy spring?\u003c\/strong\u003e \u003cbr\u003eIt handles a heavy spring better than a shorter ratio does, but if torque is what you are after, a longer ratio than this is the honest answer.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eLonger is not the same as high torque:\u003c\/strong\u003e 18:1 is the standard ratio, so it is a like-for-like rebuild rather than a torque build in its own right.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Sort the shimming and the air seal on a standard ratio first. Change the ratio once the box is healthy. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619763741048,"sku":"17056114","price":18.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/shs-18-1-high-speed-gear-set-7006-1-p-Photoroom.jpg?v=1764255188"},{"product_id":"shs-v2-v3-full-steel-15-teeth-aeg-piston-aluminium-bearing-piston-head","title":"SHS V2 \/ V3 Full Steel 15 Teeth AEG Piston + Aluminium bearing piston head","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS V2 \/ V3 Full Steel 15 Teeth AEG Piston + Aluminium bearing piston head — fifteen steel teeth and a bearing head, sold as a matched pair.\u003c\/strong\u003e Double O-rings for the seal, and a bearing to spare the spring.\n\u003c\/div\u003e\u003cp\u003eFifteen teeth means full tooth engagement rather than the partial engagement a swiss-cheesed piston gives, and in full steel that is about as strong as a piston gets. For a high-torque build pulling a heavy spring, that strength is the difference between a working gun and a stripped rack.\u003c\/p\u003e\u003cp\u003eThe piston head is where the second half of the value sits. It is CNC-machined aluminium with double O-rings, which seals considerably better than a single-ring head, and a bearing that lets the spring rotate as it compresses.\u003c\/p\u003e\u003cp\u003eThat bearing matters more than it sounds. A spring that cannot rotate winds up under compression and loses rate — letting it turn keeps the tension honest and extends the spring’s life noticeably.\u003c\/p\u003e\u003cp\u003eThe set fits Version 2 and Version 3 gearboxes, which covers most AEGs on the market, and suits both high-speed and high-torque builds.\u003c\/p\u003e\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFull steel, 15 teeth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston head\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCNC-machined aluminium, bearing design with double O-rings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSuited to\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eHigh-speed and high-torque AEG builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBenefit\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eImproved compression and efficiency, longer spring life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\u003cp\u003eFifteen teeth is full engagement, which is what you want behind a heavy spring.\u003c\/p\u003e\u003cp\u003eThe bearing lets the spring rotate under compression, which keeps its rate honest and extends its life.\u003c\/p\u003e\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhy 15 teeth rather than fewer?\u003c\/strong\u003e\u003cbr\u003eFull tooth engagement spreads the load across the rack. Partial-tooth pistons exist for specific high-speed tunes, but for strength 15 is the answer.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does the bearing in the piston head do?\u003c\/strong\u003e\u003cbr\u003eIt lets the spring rotate as it compresses instead of winding up, which preserves the spring rate and its lifespan.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich gearboxes does it fit?\u003c\/strong\u003e\u003cbr\u003eVersion 2 and Version 3, which covers most AEGs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo I need to adjust the angle of engagement?\u003c\/strong\u003e\u003cbr\u003eWith a full-steel 15-tooth piston, AOE is worth checking at the same time. We can do that as part of a build.\u003c\/p\u003e\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e A piston and head should be changed as a pair, never one at a time - see \u003ca href=\"\/collections\/piston-cylinder-heads\" style=\"color:#cdd6f4;\"\u003epistons and cylinder heads\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619771179384,"sku":"32929642","price":14.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/pu0349_1_-Photoroom.jpg?v=1764255200"},{"product_id":"shs-15-tooth-piston-full-metal-rack","title":"SHS 15 Tooth Piston — Full Metal Rack","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 15 Tooth Piston with a Full Metal Rack — the straightforward full metal rack, without the lightening holes.\u003c\/strong\u003e Compression parts work as a set, never alone.\n\u003c\/div\u003e\n\u003cp\u003eA full metal rack puts steel on every tooth, which is what a heavy spring needs if the piston is going to survive more than a season.\u003c\/p\u003e\n\u003cp\u003eThis is the plain version of that idea. A solid polymer body, no lightening, and fifteen metal teeth doing the work.\u003c\/p\u003e\n\u003cp\u003eThe solid body makes it the more predictable of the two full-rack options, and the one to reach for when durability matters more than outright speed.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody material\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePolymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTeeth\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e15, full metal rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSolid, not lightened\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eStandard AEG gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eHeavier than a lightened piston, and more durable for it. Pick by which of the two your build needs.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow does this differ from the swiss cheese version?\u003c\/strong\u003e \u003cbr\u003eThe body is solid rather than lightened, so it weighs more and is the sturdier of the two. Both carry a full metal rack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs a full metal rack always better?\u003c\/strong\u003e \u003cbr\u003eNo. It is stronger, but the extra weight is a real cost on a gearbox built for a high rate of fire.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit my gearbox?\u003c\/strong\u003e \u003cbr\u003eIt uses the common AEG piston form, so it suits most standard builds. Compare it against the piston you removed if the gun is unusual.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eWeight is the trade here:\u003c\/strong\u003e a solid metal rack survives heavy springs but asks more of the motor every time it changes direction.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Pick the piston to suit the spring. Heavy spring, full rack. Light spring, save the weight. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619772457336,"sku":"49590889","price":6.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/s674169275479638617_p923_i1_w600-Photoroom.jpg?v=1764255203"},{"product_id":"shs-kfh-nvsk-mini-silencer-14mm-ccw-black-h048-bk","title":"SHS KFH NVSK Mini Silencer — 14mm CCW, Black","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS KFH NVSK Mini Silencer in Black — 130mm of it, for when a full-length can is simply too much gun.\u003c\/strong\u003e A short one, for builds where length is the problem.\n\u003c\/div\u003e\n\u003cp\u003eAt 130mm this is a short can, which is the point. It covers a thread and changes the profile of a gun without adding the length a full-size suppressor does.\u003c\/p\u003e\n\u003cp\u003eThe 14mm counter-clockwise thread is the common one on airsoft rifles and carbines, so it suits most builds directly. Guns with a clockwise thread need an adaptor.\u003c\/p\u003e\n\u003cp\u003eFitting one is also a tidy way to cover an exposed thread, which is worth doing whether or not you want the look.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMini silencer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eLength\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDiameter\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eThread\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e14mm CCW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eColour\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePart reference\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eH048-BK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle silencer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eCheck which way your thread turns before ordering. Counter-clockwise is common but not universal.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit my rifle?\u003c\/strong\u003e \u003cbr\u003eIf the outer barrel has a 14mm counter-clockwise thread, yes. A clockwise thread needs an adaptor between the two.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much shorter is it than a full-size can?\u003c\/strong\u003e \u003cbr\u003eAt 130mm it is considerably shorter than a typical full-length suppressor, which is the reason to choose one.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it make the gun quieter?\u003c\/strong\u003e \u003cbr\u003eAn empty tube changes the sound rather than reducing it much. Any real difference comes from what is packed inside it.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eThread direction matters:\u003c\/strong\u003e a 14mm clockwise barrel will not take this directly, and forcing it will damage both threads.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If the tube is empty, a little foam inside changes the note more than the tube alone does. Browse \u003ca href=\"\/collections\/suppressors\" style=\"color:#cdd6f4;\"\u003esuppressors\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619777634680,"sku":"46695512","price":6.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/614917-Photoroom.jpg?v=1764255217"},{"product_id":"shs-anti-reverse-latch-v2","title":"SHS Anti-Reverse Latch — Version 2 Gearbox","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Anti-Reverse Latch for a Version 2 Gearbox — the part that stops a compressed spring unwinding the gears backwards.\u003c\/strong\u003e Small, cheap, and holding the whole cycle together.\n\u003c\/div\u003e\n\u003cp\u003eWhen the trigger releases mid-cycle, something has to stop the spring driving the gears back the way they came. That job belongs to the anti-reverse latch.\u003c\/p\u003e\n\u003cp\u003eWhen one wears or its spring tires, the symptom is a gearbox that jams part-way or unwinds with a clunk, and a sector gear that starts picking up damage.\u003c\/p\u003e\n\u003cp\u003eIt is among the cheapest parts in the shell and one of the more common causes of a lock-up, which makes it worth having spare before you need it.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAnti-reverse latch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSupplied with\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eLatch spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle latch and spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eFit the small spring the right way round. A latch that does not spring back is worse than a worn one.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens when one fails?\u003c\/strong\u003e \u003cbr\u003eThe gears can run backwards under spring pressure. Usually you get a jam part way through the cycle, sometimes with damage to the sector gear.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come with the spring?\u003c\/strong\u003e \u003cbr\u003eYes, the small latch spring is supplied with it. Fit both together rather than reusing a tired spring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know mine has gone?\u003c\/strong\u003e \u003cbr\u003eA gearbox that locks up or unwinds noisily when the trigger is released is the usual sign, though a stripped piston can look similar.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eCheck it every time the shell is open:\u003c\/strong\u003e a worn latch is cheap to replace while you are already in there, and expensive to ignore.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Worth keeping one in the toolbox. A failed latch will strand a gun mid-game for the sake of a small part. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619780288888,"sku":"20062048","price":4.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/rocket-airsoft-gearbox-anti-reversal-latch-v2-v3-48174-p-Photoroom.jpg?v=1764255222"},{"product_id":"shs-gearbox-spring-set-v3","title":"SHS Gearbox Spring Set — Version 3","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Gearbox Spring Set for Version 3 — the Version 3 equivalent, and not interchangeable with the Version 2 set.\u003c\/strong\u003e Mechanism springs for a Version 3 shell.\n\u003c\/div\u003e\n\u003cp\u003eVersion 3 shells are what AK and G36 pattern guns run, and the small springs inside them differ enough from a Version 2 that the sets are sold separately.\u003c\/p\u003e\n\u003cp\u003eAs with any mechanism spring, the trouble they cause is subtle. A cut-off lever that does not reset cleanly gives you the occasional extra round on semi, which is the sort of fault that gets blamed on everything else first.\u003c\/p\u003e\n\u003cp\u003eKeeping the correct set for your shell on the bench saves guessing when something in the mechanism feels lazy.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eInternal gearbox spring set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 3 gearboxes, including AK and G36 pattern builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNote\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSmall internal springs only, not a main spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eOne set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eBuy for the shell you actually have. Version 2 and Version 3 sets are not interchangeable.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a Version 2 set instead?\u003c\/strong\u003e \u003cbr\u003eNo. The two shells use different mechanism springs, which is why they are sold as separate sets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich guns run a Version 3 gearbox?\u003c\/strong\u003e \u003cbr\u003eAK and G36 pattern builds are the common ones, though other platforms use it too. Check before ordering if you are unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does a tired cut-off spring feel like?\u003c\/strong\u003e \u003cbr\u003eUsually an occasional extra round on semi-automatic, or a trigger that does not reset with the same crispness every time.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eMatch the set to the shell:\u003c\/strong\u003e Version 2 and Version 3 mechanism springs are different parts, and the wrong set will not do the job.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If the mechanism feels lazy rather than broken, springs are usually where to look first. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619780387192,"sku":"69001488","price":4.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/shs-gearbox-spring-set-v3-version-3-7196-p-Photoroom.jpg?v=1764255221"},{"product_id":"shs-gearbox-spring-set-v2","title":"SHS Gearbox Spring Set — Version 2","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Gearbox Spring Set for Version 2 — the handful of little springs a rebuild always seems to be one short of.\u003c\/strong\u003e The small springs, not the main spring.\n\u003c\/div\u003e\n\u003cp\u003eThese are the small springs inside the shell, the ones working the trigger, the cut-off lever, the anti-reverse latch and the tappet plate. They are not the main spring that sets your power.\u003c\/p\u003e\n\u003cp\u003eThey are also the parts most likely to ping across a workshop floor and never be seen again, which is the practical reason to have a set on the bench before opening a gearbox.\u003c\/p\u003e\n\u003cp\u003eTired small springs cause vague symptoms: an inconsistent trigger, a gun that occasionally fires when it should not, a tappet that does not return crisply.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eInternal gearbox spring set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 gearboxes, including M4, MP5 and G3 pattern builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNote\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSmall internal springs only, not a main spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eOne set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eIf you are chasing a power change you want a main spring instead. This set is for the mechanism.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this the spring that sets my power?\u003c\/strong\u003e \u003cbr\u003eNo. A main spring is rated M90, M100 and so on. This set is the small internal springs that operate the mechanism.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich springs are in it?\u003c\/strong\u003e \u003cbr\u003eThe small springs used through a Version 2 shell, covering the trigger, cut-off, anti-reverse latch and tappet plate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need it for a routine service?\u003c\/strong\u003e \u003cbr\u003eNot always, but having a set to hand turns a lost or tired spring from a stopped job into a two-minute fix.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eThis is not a main spring:\u003c\/strong\u003e if you are looking to change the power your gun produces, you want an M-rated main spring instead of this set.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Open the shell over a tray. These are exactly the parts that vanish into carpet. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":53619780419960,"sku":"17070149","price":4.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/shs-gearbox-spring-set-v2-version-2-7195-1-p-Photoroom.jpg?v=1764255222"},{"product_id":"shs-aeg-main-spring","title":"SHS AEG Main Spring — M90 to M130","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS AEG Main Spring from M90 to M130 — the one component that decides what a chrono will read.\u003c\/strong\u003e The part that sets your power, so check your limit.\n\u003c\/div\u003e\n\u003cp\u003eThe main spring is what sets the energy behind each shot, which makes it the part to change when power is the thing you want to alter.\u003c\/p\u003e\n\u003cp\u003eRating alone does not fix the figure though. Cylinder volume, air seal, barrel length and the weight of the BB all move the result, so the only number that counts is the one your own chrono gives.\u003c\/p\u003e\n\u003cp\u003eEvery site sets its own energy limits and enforces them at the chrono. Change a spring and you re-test, without exception.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAEG main spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eHigh-tensile steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eWind\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eLinear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eRatings available\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eM90, M100, M110, M120 and M130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eStandard AEG gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eRatings are a guide, never a guarantee. Two guns on the same spring can chrono differently.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhich rating should I pick?\u003c\/strong\u003e \u003cbr\u003eWork back from the limit you have to meet and the rest of your setup, then chrono and adjust. There is no rating that guarantees a given figure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill a heavier spring need other changes?\u003c\/strong\u003e \u003cbr\u003eOften. A heavier spring asks more of the motor, the piston and the gears, so it is worth looking at the whole build rather than the spring alone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the rating tell me my velocity?\u003c\/strong\u003e \u003cbr\u003eNo. It describes the spring, not the gun. Volume, seal, barrel and BB weight all change what comes out of the muzzle.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eAlways re-chrono after a spring change:\u003c\/strong\u003e site limits are enforced at the chrono, and a rating on a packet is not evidence of anything.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Change the spring, then test before you play. Every site will want to see the reading. Browse \u003ca href=\"\/collections\/springs\" style=\"color:#cdd6f4;\"\u003esprings\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"M110","offer_id":54931067273592,"sku":"22169280","price":9.95,"currency_code":"GBP","in_stock":true},{"title":"M100","offer_id":54931067306360,"sku":"43912159","price":9.95,"currency_code":"GBP","in_stock":true},{"title":"M130","offer_id":54931067339128,"sku":"87381690","price":9.95,"currency_code":"GBP","in_stock":true},{"title":"M120","offer_id":54931067371896,"sku":"85033879","price":9.95,"currency_code":"GBP","in_stock":true},{"title":"M90","offer_id":54931067404664,"sku":"78064238","price":9.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHS_Spring_8b327a4e-6544-413a-979c-4d10de864a2a__73300-Photoroom.jpg?v=1764255284"},{"product_id":"shs-reinforced-selector-plate-v2-gearbox","title":"SHS Reinforced Selector Plate — Version 2 Gearbox","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Reinforced Selector Plate — the cheap part that stops a gearbox changing fire mode when it fails.\u003c\/strong\u003e High-grade polymer, sized for most Version 2 metal gearbox shells.\n\u003c\/div\u003e\n\u003cp\u003eThe selector plate is the thin moulded part that rides against the cut-off lever and trigger contacts, translating the position of your fire selector into what the gearbox actually does. It takes constant rubbing and it is almost always plastic, so it is one of the first things to wear out in a well-used AEG. The symptom is familiar: the selector feels vague, semi starts doubling, or the gun refuses to leave safe.\u003c\/p\u003e\n\u003cp\u003eSHS build affordable internal components for AEGs, and this is the plain reinforced version of their Version 2 plate — a straight replacement in high-grade polymer rather than a performance part. It fits most Version 2 series metal gearboxes. Version 2 shells do vary between manufacturers, so it is worth comparing the old plate against the new one before reassembly.\u003c\/p\u003e\n\u003cp\u003eIt is a job worth doing while the shell is already open. If you are in there replacing a spring, a piston or a set of contacts, a fresh selector plate costs almost nothing and saves stripping the gearbox again in six months.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePart\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 gearbox selector plate, reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eHigh-grade polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFitment\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMost Version 2 series metal gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer part code\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS-08-009568\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eThis is the standard reinforced plate, not a low-resistance or performance part — it restores correct selector function rather than changing trigger behaviour. Fitting means opening the gearbox, so it is a bench job rather than a field fix. Everything else for that job sits in our \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#1B3A6B;\"\u003egearbox parts\u003c\/a\u003e range.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know the selector plate is what has failed?\u003c\/strong\u003e \u003cbr\u003eTypical signs are a selector that will not hold position, a gun that fires in the wrong mode, or one that stays on safe. Those symptoms can also come from a worn detent or the cut-off lever, so inspect all three once the shell is open.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit my gearbox?\u003c\/strong\u003e \u003cbr\u003eIt suits most Version 2 series metal gearboxes. Version 2 shells differ slightly between manufacturers, so lay the old plate on the new one and check the cutouts line up before you build the shell back up.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it the same as the low-resistance plate?\u003c\/strong\u003e \u003cbr\u003eNo. This is the standard reinforced plate. The low-resistance version is a separate SHS part aimed at trigger response rather than replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes fitting one need any special tools?\u003c\/strong\u003e \u003cbr\u003eOnly what a gearbox strip already needs — the plate itself drops into place once the shell is apart. If you would rather not open the gearbox yourself, have a local AEG tech fit it.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eBefore you order:\u003c\/strong\u003e check the version of your gearbox, not the shape of your gun. Several external platforms run gearboxes other than Version 2, and a plate for the wrong version will not seat correctly.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Order it alongside whatever sent you into the gearbox in the first place — shipping one small plate on its own rarely makes sense. See the rest of our \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e and \u003ca href=\"\/collections\/spare-upgrade-parts\" style=\"color:#cdd6f4;\"\u003espare and upgrade parts\u003c\/a\u003e.\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55676712616312,"sku":"45152470","price":6.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSReinforcedSelectorPlateV2_TitanForgeAirsoft.webp?v=1790265491"},{"product_id":"shs-aluminium-air-seal-nozzle-g36","title":"SHS Aluminium Air Seal Nozzle — G36 AEG","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Aluminium Air Seal Nozzle for G36 AEG — the o-ring does the work, and this is the part that keeps a G36 sealing properly.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eG36 builds run their own nozzle length, and it is not interchangeable with an M4 one despite both being Version 3 or Version 2 derived depending on the model.\u003c\/p\u003e\n\u003cp\u003eA worn nozzle o-ring on a G36 shows up as a gun that sounds healthy but drops twenty feet of range, because air escapes around the nozzle instead of driving the BB.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eG36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAir seal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eYes, o-ring sealed against the cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eA G36 strip is not difficult but it is fiddly, so check the tappet plate arm while the shell is open.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit any G36 variant?\u003c\/strong\u003e \u003cbr\u003eIt is cut to the G36 nozzle length. G36C, G36K and full-length G36 share that dimension on most builds, but manufacturers do vary, so measure the old one before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does air seal mean?\u003c\/strong\u003e \u003cbr\u003eThe nozzle carries an o-ring that seals against the cylinder head, so the cylinder's air goes into the hop unit rather than leaking around the outside.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use an M4 nozzle instead?\u003c\/strong\u003e \u003cbr\u003eNo. M4 and G36 nozzle lengths differ, and a nozzle that is too long or short will either crush the bucking or fail to chamber a BB.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eG36 lengths are not universal:\u003c\/strong\u003e several manufacturers build the platform and their nozzles differ slightly. Compare against the original.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Keep one on the shelf if a G36 is your main gun, because the strip-down is the slow part, not the part itself. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55676878258552,"sku":"84133304","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSAluAirSealNozzleG36AEG_TitanForgeAirsoft.webp?v=1790332288"},{"product_id":"shs-air-seal-nozzle-m4","title":"SHS Air Seal Nozzle — M4 AEG Series","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Air Seal Nozzle for M4 AEG Series — the most common length in airsoft, in your choice of body material.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eThe M4 and M16 family share one nozzle dimension across the overwhelming majority of builds, which is why a single part covers so many different guns.\u003c\/p\u003e\n\u003cp\u003eWhat you are choosing here is the body material. Aluminium keeps its shape and its seal longer once a gearbox has been run hot. Polymer weighs less and bears more gently on the cylinder head pad, which suits a gun built for a high rate of fire.\u003c\/p\u003e\n\u003cp\u003eNeither material is the upgrade over the other. Both use the same o-ring seal, and on a sensibly tuned gun you would struggle to pick one from the other.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eM4 \/ M16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAluminium or polymer, selected above\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAir seal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eYes, o-ring sealed against the cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eMore guns take this length than any other, which makes it the one spare worth having before you need it.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhich material should I choose?\u003c\/strong\u003e \u003cbr\u003eAluminium if the gun runs hot or hard. Polymer if you are chasing a high rate of fire and want less reciprocating mass. On a standard build either will serve you well.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it fit most M4 builds?\u003c\/strong\u003e \u003cbr\u003eThe great majority, yes. Where a build differs it is usually a proprietary receiver, so measure the part you took out if anything about it looks unusual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit another gun with a Version 2 gearbox?\u003c\/strong\u003e \u003cbr\u003eNot necessarily. Gearbox version and nozzle length are separate things, and an MP5 or G3 sitting on a Version 2 box still needs its own length.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eGearbox version is not fitment:\u003c\/strong\u003e plenty of guns run a Version 2 box without taking the M4 nozzle length. Check yours before ordering.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Order two. On the platform that turns up more than any other, a spare nozzle nearly always finds a home. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Aluminium","offer_id":55676878291320,"sku":"10352627","price":5.95,"currency_code":"GBP","in_stock":true},{"title":"Polymer","offer_id":55677262561656,"sku":"42719048","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSAirSealNozzleM4AEGSeries_TitanForgeAirsoft.webp?v=1790332146"},{"product_id":"shs-bore-up-nozzle-ak-19-7mm","title":"SHS Bore Up Nozzle — AK, 19.7mm","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Bore Up Nozzle for AK, 19.7mm — a wider internal passage for a build that has outgrown standard parts.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eBore-up nozzles carry a wider internal passage than a standard nozzle, so more of the cylinder's volume reaches the BB on each cycle.\u003c\/p\u003e\n\u003cp\u003eThey are usually fitted as part of a bore-up build rather than on their own, paired with a matching cylinder and cylinder head so the whole air path is sized together.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e19.7mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBore\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBore-up, wider internal passage than standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eFitted on its own the gain is modest. It earns its place as part of a matched bore-up air path.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes a nozzle bore up?\u003c\/strong\u003e \u003cbr\u003eThe internal diameter is opened out compared with a standard nozzle, which lets a larger volume of air through on each shot.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need matching parts?\u003c\/strong\u003e \u003cbr\u003eA bore-up nozzle gives its best results as part of a matched set with a bore-up cylinder and cylinder head. Fitted alone it will still work, but the gain is smaller.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs 19.7mm right for my AK?\u003c\/strong\u003e \u003cbr\u003eThat is the standard AK length, but AK builds vary more than M4s. Measure the nozzle you are replacing before ordering.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eBore-up parts work as a set:\u003c\/strong\u003e pairing this with a standard cylinder and head leaves most of the benefit on the table.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Plan the whole air path before ordering, so cylinder, head and nozzle are all sized together. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55676878324088,"sku":"13735874","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSBoreUpNozzleAK_19.7mm_TitanForgeAirsoft.webp?v=1790332178"},{"product_id":"shs-nozzle-ak-long","title":"SHS Nozzle — AK, Long","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for AK, Long — get this length right and a rebuilt AK feeds first time.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eAK gearboxes come in two nozzle lengths, and picking the wrong one is one of the most common causes of a rebuilt AK that will not feed.\u003c\/p\u003e\n\u003cp\u003eThis is the long version. If the gun double-feeds or jams a BB at the hop, the nozzle length is the first thing worth checking against the original.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eOf the two AK lengths this is the one most full-size builds want, but that is a tendency rather than a rule.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eLong or short, how do I tell?\u003c\/strong\u003e \u003cbr\u003eMeasure the nozzle you removed. AK builds use both, and the difference is small enough to miss by eye but large enough to stop the gun feeding.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens if I fit the wrong length?\u003c\/strong\u003e \u003cbr\u003eToo long and the nozzle pushes into the bucking and can tear it. Too short and it will not chamber a BB cleanly, giving misfeeds and double feeds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it suit a steel AK receiver build?\u003c\/strong\u003e \u003cbr\u003eThe nozzle fits the gearbox, not the receiver, so the shell material makes no difference. What matters is the nozzle length the gearbox was built around.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eDo not order by receiver:\u003c\/strong\u003e an AK badge tells you nothing about which of the two nozzle lengths the gearbox was built around.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If you service AKs regularly, stock both lengths. The wrong one costs you a second strip-down. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55676878356856,"sku":"78101705","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleAK_Long_TitanForgeAirsoft.webp?v=1790332196"},{"product_id":"shs-nozzle-ak-short","title":"SHS Nozzle — AK, Short","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for AK, Short — the other half of the AK pair, and the one people forget to stock.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eThe short AK nozzle is the other half of a pair, and which one a gun needs depends on how its hop unit and cylinder head were specified rather than on the badge on the dust cover.\u003c\/p\u003e\n\u003cp\u003eKeeping one of each on the bench saves an order when a rebuild turns out to want the other length.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eShorter AK builds and some compact variants use this one, though the only reliable guide is the part you removed.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know I need the short one?\u003c\/strong\u003e \u003cbr\u003eCompare against the part you removed. If the original is noticeably shorter than a standard long AK nozzle, this is the one.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it work in a Version 3 gearbox generally?\u003c\/strong\u003e \u003cbr\u003eVersion 3 covers AK and several other platforms, and they do not all share a nozzle length. Match the length, not the gearbox version.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I run it with a bore-up cylinder?\u003c\/strong\u003e \u003cbr\u003eYou can, but a standard nozzle will not pass the extra volume a bore-up set is built to move. Pair a bore-up cylinder with a bore-up nozzle.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eThe two AK lengths look alike:\u003c\/strong\u003e the difference is easy to miss by eye and impossible to miss once the gun refuses to feed.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Lay the old and new parts side by side on the bench before you close the shell. Ten seconds, no reworks. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55676878389624,"sku":"74228845","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleAK_Short_TitanForgeAirsoft.webp?v=1790332202"},{"product_id":"shs-nozzle-aug","title":"SHS Nozzle — Steyr AUG","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for Steyr AUG — the part worth owning before you open a bullpup, not after.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eThe AUG is a bullpup, and its gearbox sits behind the magazine well in a shell that is awkward to get into, so parts for it are worth having before you start rather than halfway through.\u003c\/p\u003e\n\u003cp\u003eNozzle lengths on AUG builds are specific to the platform and are not shared with the M4 or AK families.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSteyr AUG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eBullpup layouts put the gearbox behind the magazine, so reaching it takes longer than on a conventional rifle.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs the AUG nozzle unique to the platform?\u003c\/strong\u003e \u003cbr\u003eIts length is specific to AUG builds. Do not assume a nozzle from another gun of the same gearbox version will interchange.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does the nozzle matter so much on a bullpup?\u003c\/strong\u003e \u003cbr\u003eIt does not behave differently, but the strip-down to reach it is longer, so getting the right part first time matters more.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I check mine has failed?\u003c\/strong\u003e \u003cbr\u003eLook for a split at the collar, a hardened or missing o-ring, or a nozzle that no longer returns smoothly under the tappet plate.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eAUG parts are platform-specific:\u003c\/strong\u003e do not substitute a nozzle from another gun sharing the same gearbox version.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Because the strip is long, replace the tappet plate at the same time whether or not it looks worn. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677230350712,"sku":"49900908","price":6.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleAUG_TitanForgeAirsoft.webp?v=1790332212"},{"product_id":"shs-nozzle-fal-sig550","title":"SHS Nozzle — FAL and SIG 550","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for FAL and SIG 550 — one length, two platforms, and neither of them easy to source in a hurry.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eFAL and SIG 550 replicas share a nozzle dimension, which is convenient if you run both and less convenient if you assume every battle rifle uses the same part.\u003c\/p\u003e\n\u003cp\u003eNeither platform is as widely stocked as the M4, so a spare is worth keeping if one of these is your primary.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFAL \/ SIG 550\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eTwo platforms, one part number. That is unusual enough to be worth knowing if you run either gun.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes one part really cover both guns?\u003c\/strong\u003e \u003cbr\u003eThey share the nozzle length. As always, measure against the part you are replacing before fitting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit a SIG 551 or 552?\u003c\/strong\u003e \u003cbr\u003eThe 550 series commonly shares this dimension, but shorter variants are not guaranteed. Check the old nozzle first.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy are these harder to source?\u003c\/strong\u003e \u003cbr\u003eFewer players run them than M4s, so stock depth is thinner across the board. That is the argument for keeping a spare rather than ordering when it breaks.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eShared does not mean universal:\u003c\/strong\u003e shortened SIG variants are not guaranteed to use the same length as the 550.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Battle rifle spares are thin on the ground in the UK. Buying ahead is the sensible play here. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677230383480,"sku":"39351345","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleFAL_SIG550_TitanForgeAirsoft.webp?v=1790332236"},{"product_id":"shs-nozzle-g3","title":"SHS Nozzle — G3 Series","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for G3 Series — the length that stops a G3 rebuild feeding like an M4 that has been wronged.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eG3 replicas run a Version 2 gearbox but not an M4 nozzle, which catches out plenty of people servicing one for the first time.\u003c\/p\u003e\n\u003cp\u003eThe mistake is understandable and expensive: fit an M4 nozzle to a G3 and the gun will misfeed from the first magazine.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eG3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eThe G3 catches out first-time servicers more than most guns, purely because of the Version 2 assumption.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIt has a Version 2 gearbox, so why not an M4 nozzle?\u003c\/strong\u003e \u003cbr\u003eGearbox version and nozzle length are independent. The G3 uses its own length despite sharing the shell type.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it cover the MC51 and shortened G3 variants?\u003c\/strong\u003e \u003cbr\u003eThose usually share the G3 nozzle length, but shortened builds vary. Measure before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat else should I check while I am in there?\u003c\/strong\u003e \u003cbr\u003eThe tappet plate and the cylinder head pad. Both wear alongside the nozzle and both cause the same feeding symptoms.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eThis is the classic G3 mistake:\u003c\/strong\u003e fitting an M4 nozzle because the gearbox looks familiar. It will not feed.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Mark the nozzle length on a label inside your parts tin. It saves repeating the same lookup every service. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677230449016,"sku":"14339654","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleG3Series_TitanForgeAirsoft_76ef636a-f2dc-41fa-ab4b-eb30195624e5.webp?v=1790332270"},{"product_id":"shs-nozzle-mp5","title":"SHS Nozzle — MP5 Series","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for MP5 Series — the routine service item behind most MP5 feeding faults.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eMP5 builds are among the most commonly serviced guns on a tech bench, and the nozzle is one of the two or three parts that account for most of the feeding faults.\u003c\/p\u003e\n\u003cp\u003eA tired nozzle on an MP5 tends to present as a gun that fires fine on semi and starts skipping BBs on full auto.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMP5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eMP5s come through a workshop more often than almost anything else, and this is a routine service item on them.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it fit full-size and SD variants?\u003c\/strong\u003e \u003cbr\u003eStandard MP5 builds share this nozzle length across most variants. The MP5K is the exception and has its own part.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this the same as the 20.35mm MP5 nozzle?\u003c\/strong\u003e \u003cbr\u003eThey are listed separately by the manufacturer. If the length is stamped or measurable on your old part, match it exactly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMy MP5 skips BBs on auto only. Nozzle or tappet?\u003c\/strong\u003e \u003cbr\u003eCheck both. A worn tappet plate arm and a worn nozzle produce very similar symptoms, and they wear together.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eFull-size and K are different:\u003c\/strong\u003e the MP5K is a separate part number and the two do not interchange.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If a customer MP5 skips on auto but not semi, pull the nozzle and the tappet together before changing anything else. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677230514552,"sku":"90760408","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleMP5Series_TitanForgeAirsoft.webp?v=1790332324"},{"product_id":"shs-nozzle-mp5-20-35mm","title":"SHS Nozzle — MP5, 20.35mm","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for MP5, 20.35mm — buy by the measurement and the guesswork disappears.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eWhere a build is known to want 20.35mm, ordering by the measurement rather than by the gun name removes the guesswork entirely.\u003c\/p\u003e\n\u003cp\u003eThat is worth doing on MP5s in particular, because the platform has been made by enough manufacturers for small dimensional differences to creep in.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMP5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e20.35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eBuying by a stated measurement removes an entire category of ordering error on a platform this widely cloned.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I measure a nozzle accurately?\u003c\/strong\u003e \u003cbr\u003eCallipers across the full length of the body, not including any o-ring that stands proud. Compare against the figure quoted here.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy does the manufacturer list two MP5 nozzles?\u003c\/strong\u003e \u003cbr\u003eBecause not every MP5 build uses the same length. Buying by measurement rather than by platform name is the reliable route.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill 20.35mm suit an MP5K?\u003c\/strong\u003e \u003cbr\u003eThe MP5K is listed as its own part. Do not substitute without measuring.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eMeasure, do not assume:\u003c\/strong\u003e the manufacturer lists more than one MP5 nozzle because more than one length is in service.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e A cheap set of callipers pays for itself the first time it stops you ordering the wrong nozzle. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677230547320,"sku":"51830430","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleMP5_20.35mm_TitanForgeAirsoft.webp?v=1790332339"},{"product_id":"shs-nozzle-mp5k","title":"SHS Nozzle — MP5K","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for MP5K — short gun, short nozzle, and no substitutions.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eThe MP5K is short enough that it does not share the standard MP5 nozzle, and substituting one for the other is a common and avoidable error.\u003c\/p\u003e\n\u003cp\u003eIf a K-variant has been rebuilt with a full-size MP5 nozzle it will usually chamber badly and jam within a magazine or two.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMP5K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eCompact builds run hot. Expect the nozzle and tappet to wear faster here than on a full-length gun.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a standard MP5 nozzle instead?\u003c\/strong\u003e \u003cbr\u003eNo. The K variant is listed as a separate part by the manufacturer and the lengths are not interchangeable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it cover PDW-style MP5K builds?\u003c\/strong\u003e \u003cbr\u003eMost K-based builds retain the same nozzle length regardless of the stock fitted, but measure the original to be certain.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat usually kills a nozzle on a compact build?\u003c\/strong\u003e \u003cbr\u003eHeat and cycle count. Short guns are often run on higher rates of fire, which works the nozzle and tappet harder.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eNot a standard MP5 part:\u003c\/strong\u003e the K variant has its own length and a full-size nozzle will jam it within a magazine or two.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e On a K build, check the cylinder head pad at the same time. Heat hardens it and the symptoms overlap. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677237231992,"sku":"52365230","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleMP5K_TitanForgeAirsoft.webp?v=1790332345"},{"product_id":"shs-nozzle-p90-20-8mm","title":"SHS Nozzle — P90, 20.8mm","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for P90, 20.8mm — Version 6 internals, which almost nothing else shares.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eP90 replicas use a Version 6 gearbox, a design shared by very few other guns, and its parts are correspondingly less common on a shelf.\u003c\/p\u003e\n\u003cp\u003eBecause the platform is unusual, a failed nozzle often means waiting on an order rather than pulling a spare from the drawer.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eP90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e20.8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eVersion 6 gearboxes are rare enough that a local shop is unlikely to have the part when you need it.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhich gearbox does a P90 use?\u003c\/strong\u003e \u003cbr\u003eVersion 6. It is distinct from the Version 2 and Version 3 boxes most AEGs run, and it does not share their parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs 20.8mm standard across P90 builds?\u003c\/strong\u003e \u003cbr\u003eIt is the common figure, but measure the old nozzle before fitting, as with any platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre P90 parts generally harder to find?\u003c\/strong\u003e \u003cbr\u003eYes, simply because fewer are sold. Keeping a spare nozzle and tappet plate is sensible if a P90 is your primary.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eVersion 6 shares very little:\u003c\/strong\u003e parts from Version 2 and Version 3 builds will not transfer to a P90 gearbox.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Order a spare with the first one. P90 internals are the definition of a part you cannot borrow. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677237297528,"sku":"91260549","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleP90_20.8mm_TitanForgeAirsoft.webp?v=1790332353"},{"product_id":"shs-nozzle-scar-28-3mm","title":"SHS Nozzle — SCAR, 28.3mm","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for SCAR, 28.3mm — 28.3mm, and nothing like the M4 part it is often mistaken for.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eAt 28.3mm this is one of the longer nozzles in common use, and it is nothing like the M4 part despite the SCAR sharing a Version 2 gearbox.\u003c\/p\u003e\n\u003cp\u003eThe length difference is large enough that fitting the wrong one is obvious the moment you try, which at least makes it a quick mistake to catch.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSCAR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e28.3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eAt this length the difference from an M4 nozzle is obvious in the hand, which makes it a hard mistake to complete.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the SCAR use an M4 nozzle?\u003c\/strong\u003e \u003cbr\u003eNo. It runs a Version 2 gearbox but a much longer nozzle, and the two are not interchangeable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it cover SCAR-L and SCAR-H builds?\u003c\/strong\u003e \u003cbr\u003eThe common SCAR AEG platforms generally share this length, but verify against the part you are replacing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the nozzle so much longer?\u003c\/strong\u003e \u003cbr\u003eIt reflects how the hop unit and receiver are laid out on the platform, not the gearbox version.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eDo not reach for an M4 nozzle:\u003c\/strong\u003e the SCAR runs a Version 2 gearbox but a considerably longer nozzle.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Worth measuring your own before ordering, because SCAR builds have been produced by several manufacturers. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677237330296,"sku":"48662629","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleSCAR_28.3mm_TitanForgeAirsoft.webp?v=1790332362"},{"product_id":"shs-nozzle-sr25-24mm","title":"SHS Nozzle — SR25, 24mm","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for SR25, 24mm — the longer length that 7.62 AR builds need.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eSR25 and other 7.62-pattern AR builds use a longer nozzle than a standard M4, and getting it right is the difference between a DMR that feeds and one that does not.\u003c\/p\u003e\n\u003cp\u003eThese guns are often used as marksman rifles where a single dropped shot matters more than it would on a close-quarters gun.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSR25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e24mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eMarksman builds are usually tuned to the top of a site limit, which works every part in the air path harder.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes 24mm cover other 7.62 AR builds?\u003c\/strong\u003e \u003cbr\u003eSeveral share the dimension, but the safe method is to measure the nozzle you removed rather than assume.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it the same as an M4 nozzle?\u003c\/strong\u003e \u003cbr\u003eNo. The SR25 nozzle is longer, and an M4 part will not chamber correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat else fails on a DMR build?\u003c\/strong\u003e \u003cbr\u003eSprings and hop rubbers, both of which are worked hard by the higher energy these guns are usually set up for.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eLonger than a standard AR nozzle:\u003c\/strong\u003e a 7.62-pattern build will not run on an M4 length, even though the receivers look related.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e On a DMR, change the hop rubber at the same interval as the nozzle. Consistency matters more here than raw power. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677237363064,"sku":"15278892","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleSR25_24mm_TitanForgeAirsoft.webp?v=1790332369"},{"product_id":"shs-nozzle-thompson","title":"SHS Nozzle — Thompson","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for Thompson — a part you will struggle to find anywhere when it finally gives out.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eThompson replicas are a small corner of the market, which makes service parts for them genuinely hard to find when something gives out.\u003c\/p\u003e\n\u003cp\u003eIf you run one, buying the nozzle before you need it is the practical approach, because there is no equivalent to pull off the shelf.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eThompson\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eAvailability is the real issue with this platform. Parts appear and disappear from distribution without warning.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre Thompson parts interchangeable with anything else?\u003c\/strong\u003e \u003cbr\u003eRarely. The platform is unusual enough that most of its internals are specific to it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do nozzles normally last?\u003c\/strong\u003e \u003cbr\u003eThere is no fixed figure. Heat, rate of fire and how well the gearbox is shimmed all change it, which is why inspection at every service is the habit worth having.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check alongside it?\u003c\/strong\u003e \u003cbr\u003eThe tappet plate, since the two work together and wear together on any platform.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eThere is no substitute part:\u003c\/strong\u003e nothing else in common circulation shares the Thompson nozzle dimension.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If you own one of these, treat a spare nozzle as part of owning the gun rather than as a repair purchase. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677237395832,"sku":"78314835","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleThompson_TitanForgeAirsoft.webp?v=1790332377"},{"product_id":"shs-nozzle-tokyo-marui-ngrs","title":"SHS Nozzle — Tokyo Marui Next Gen Recoil Shock","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Nozzle for Tokyo Marui Next Gen Recoil Shock — Next Gen internals do not take conventional spares, and this is one of the few that fits.\u003c\/strong\u003e A service part rather than an upgrade.\n\u003c\/div\u003e\n\u003cp\u003eThe Next Gen platform is its own thing. The recoil mechanism changes the gearbox layout, and almost nothing from a conventional Version 2 build transfers across.\u003c\/p\u003e\n\u003cp\u003eThat makes aftermarket parts for it worth knowing about, because the official route is slow and the platform is not one you can bodge with generic spares.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTokyo Marui NGRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle nozzle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eNext Gen internals are unusually well made as standard, so most work on them is service rather than upgrade.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill conventional M4 parts fit a Next Gen?\u003c\/strong\u003e \u003cbr\u003eGenerally not. The recoil system changes the internals enough that most standard Version 2 parts do not transfer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich Next Gen models does this suit?\u003c\/strong\u003e \u003cbr\u003eIt is cut for the Next Gen Recoil Shock gearbox. Check against the part you are replacing, as the range spans several receivers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it worth upgrading a Next Gen at all?\u003c\/strong\u003e \u003cbr\u003eMany owners keep them close to standard precisely because the platform is well engineered. Nozzles are a service item rather than an upgrade.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eStandard parts will not transfer:\u003c\/strong\u003e the recoil mechanism changes the gearbox enough that conventional Version 2 spares do not fit.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Keep the original part until the new one is proven in the gun. Next Gen spares are not quick to replace. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677241262456,"sku":"11639201","price":5.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSNozzleTMNextGen_TitanForgeAirsoft.webp?v=1790332383"},{"product_id":"shs-cylinder-head-ak-short-nozzle-flat-pad","title":"SHS Cylinder Head — AK Short Nozzle, Flat Pad","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Cylinder Head for AK Short Nozzle with a Flat Pad — the flat-pad version, for an AK running the shorter nozzle.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eAK gearboxes take two nozzle lengths, and the cylinder head has to suit the one you are actually running. This is the short-nozzle head.\u003c\/p\u003e\n\u003cp\u003eThe flat pad is the face the piston head lands against. It absorbs the impact at the end of each stroke, which takes the harshness out of the sound and spares the parts either side of it.\u003c\/p\u003e\n\u003cp\u003ePads are consumable. They harden with heat over time, and a hardened pad stops doing the job it was fitted for.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eShort\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDamping\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFlat pad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e7075-T6 aluminium alloy, CNC machined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eMeasure the nozzle you are replacing before ordering. Short and long AK heads are not interchangeable.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I tell a short from a long AK nozzle?\u003c\/strong\u003e \u003cbr\u003eMeasure the one you removed. AK builds use both lengths and the difference is small enough to be easy to misjudge by eye.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the flat pad do?\u003c\/strong\u003e \u003cbr\u003eIt cushions the piston head as it reaches the end of its travel, which quietens the impact and reduces the shock passed into the gearbox.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the pad wear out?\u003c\/strong\u003e \u003cbr\u003eYes. Heat hardens it over time, and a hardened pad no longer absorbs much. It is a wearing part like any other.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eNozzle length decides this part:\u003c\/strong\u003e an AK head cut for the short nozzle will not seal properly against a long one, whatever else matches.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Buy the nozzle and the head together if you are unsure. They have to agree with each other. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677363454328,"sku":"40981923","price":8.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSCylinderHeadAKShortNozzlePad_TitanForgeAirsoft.webp?v=1790343005"},{"product_id":"shs-cylinder-head-ak-short-nozzle-o-ring","title":"SHS Cylinder Head — AK Short Nozzle, O-Ring","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Cylinder Head for AK Short Nozzle with an O-Ring — 7075-T6 aluminium, dual o-ring sealed, cut for the short AK nozzle.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eCut for the short AK nozzle and listed with an o-ring face, this head is machined from 7075-T6 aluminium alloy like the rest of the family.\u003c\/p\u003e\n\u003cp\u003eA dual o-ring arrangement handles the air seal while a rubber cushion takes the impact of the piston head. The two do separate jobs, so a head can carry both rather than one instead of the other.\u003c\/p\u003e\n\u003cp\u003eAs with every head in this family, nozzle length is what actually decides fitment. Get that right first and the rest of the choice matters far less.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eShort\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAir seal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDual o-ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDamping\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eRubber cushion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e7075-T6 aluminium alloy, CNC machined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eAnodised colours vary between production runs on these, so do not read anything into blue against amber.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the o-ring actually seal against?\u003c\/strong\u003e \u003cbr\u003eIt seals the joint the nozzle meets, so the air the piston has compressed goes into the hop unit rather than escaping around the outside.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it fit long-nozzle AK builds?\u003c\/strong\u003e \u003cbr\u003eNo. This is cut for the short nozzle. Check what you removed before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is 7075-T6?\u003c\/strong\u003e \u003cbr\u003eA high-strength aluminium alloy used where a part has to stay dimensionally stable under repeated load. It is the standard construction for this family of heads.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eFitment is set by nozzle length:\u003c\/strong\u003e whatever the face arrangement, a head cut for the short AK nozzle will not serve a build running the long one.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e O-rings give out before the head does. Worth keeping a spare set on the bench. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677363487096,"sku":"91812817","price":8.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSAKShortNozzleCylinderHead_TitanForgeAirsoft.webp?v=1790343016"},{"product_id":"shs-cylinder-head-ak-long-nozzle","title":"SHS Cylinder Head — AK Long Nozzle","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Cylinder Head for an AK Long Nozzle — the long-nozzle AK head, and the one people order by mistake least often.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eThis is the counterpart to the short-nozzle AK head, cut for builds running the longer of the two AK nozzle lengths.\u003c\/p\u003e\n\u003cp\u003eGetting this pairing wrong is the most common way an AK rebuild ends up feeding badly, because both parts look close enough to pass a glance.\u003c\/p\u003e\n\u003cp\u003eThe safe method is the same as it always is: measure what you took out rather than order by what the gun is called.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eLong\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e7075-T6 aluminium alloy, CNC machined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eThe long and short AK heads sit side by side in the range. Measuring is the only reliable way to pick.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhich AK builds take the long nozzle?\u003c\/strong\u003e \u003cbr\u003eIt varies by manufacturer rather than by model name, so the part you removed is a better guide than the badge on the receiver.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat goes wrong if I fit the short head?\u003c\/strong\u003e \u003cbr\u003eThe nozzle and head will not meet correctly, so you lose air and the gun feeds inconsistently or not at all.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I change the nozzle at the same time?\u003c\/strong\u003e \u003cbr\u003eIf the old one has done a season, yes. The two wear against each other and replacing both keeps the pairing honest.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eLong and short are not interchangeable:\u003c\/strong\u003e the two AK cylinder heads look similar in the hand and fitting the wrong one costs you the whole rebuild.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Lay the old head and nozzle on the bench together before ordering. The pairing is what matters. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677363519864,"sku":"35464526","price":8.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSCylinderHeadAKLongNozzle_TitanForgeAirsoft.webp?v=1790343022"},{"product_id":"shs-cylinder-head-g36-long-nozzle-flat-pad","title":"SHS Cylinder Head — G36 Long Nozzle, Flat Pad","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Cylinder Head for a G36 Long Nozzle with a Flat Pad — cut for the longer G36 nozzle, with a pad on the landing face.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eG36 builds also come in two nozzle lengths, and as with the AK the cylinder head has to be picked to match rather than assumed from the platform.\u003c\/p\u003e\n\u003cp\u003eThis is the long version. The flat pad on the face takes the piston head's impact at the end of each stroke.\u003c\/p\u003e\n\u003cp\u003eBecause the G36 is a less common platform than the M4, having the correct head to hand matters more here. Shops stock fewer of them.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eG36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eLong\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDamping\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFlat pad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e7075-T6 aluminium alloy, CNC machined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eTwo G36 lengths exist and the short one is listed separately. Check before ordering either.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know which G36 length I need?\u003c\/strong\u003e \u003cbr\u003eMeasure the nozzle currently fitted. The platform name alone does not settle it, because builds differ between manufacturers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich gearbox does a G36 use?\u003c\/strong\u003e \u003cbr\u003eVersion 3. That tells you about the shell rather than the nozzle length, which is a separate question.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the pad replaceable?\u003c\/strong\u003e \u003cbr\u003eNot separately. When the pad has hardened past usefulness the head is what you replace.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eCheck the length, not the platform:\u003c\/strong\u003e G36 builds use two nozzle lengths and the wrong head will not seal against the nozzle you have.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e G36 parts turn up less often than M4 ones. Worth ordering the head and nozzle in one go. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677363552632,"sku":"41049023","price":8.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSCylinderHeadG36LongNozzle_TitanForgeAirsoft.webp?v=1790343029"},{"product_id":"shs-cylinder-head-g36-short-nozzle-flat-pad","title":"SHS Cylinder Head — G36 Short Nozzle, Flat Pad","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Cylinder Head for a G36 Short Nozzle with a Flat Pad — the shorter of the two G36 heads, otherwise identical in job.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eWhere the long head suits one group of G36 builds, this one covers the other. The difference is the nozzle it is designed to meet.\u003c\/p\u003e\n\u003cp\u003eEverything else about it is the same: a flat pad on the landing face, doing the work of absorbing the piston head at the end of its travel.\u003c\/p\u003e\n\u003cp\u003eThe two are listed separately precisely because they cannot stand in for one another, so the measurement is worth taking properly.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eG36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNozzle length\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eShort\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDamping\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFlat pad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e7075-T6 aluminium alloy, CNC machined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eIf the measurement is borderline, order the nozzle with it so the pairing is guaranteed to agree.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference from the long G36 head?\u003c\/strong\u003e \u003cbr\u003eOnly the nozzle length it is cut for. Both carry a flat pad and both suit a Version 3 shell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I measure without stripping the gearbox?\u003c\/strong\u003e \u003cbr\u003eNot reliably. The nozzle sits inside, so the honest answer is that the shell has to come apart first.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes a heavier spring change which one I need?\u003c\/strong\u003e \u003cbr\u003eNo. Spring weight and nozzle length are unrelated, so the head choice stays the same.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eOne of a matched pair of listings:\u003c\/strong\u003e the short and long G36 heads differ only in the nozzle they suit, and that difference is the whole point.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Note the measurement somewhere when the gun is apart. It saves the same guesswork next time. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677363618168,"sku":"87314949","price":8.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSCylinderHeadG36ShortNozzle_TitanForgeAirsoft.webp?v=1790343035"},{"product_id":"shs-cylinder-head-tokyo-marui-ngrs","title":"SHS Cylinder Head — Tokyo Marui Next Gen","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Cylinder Head for a Tokyo Marui Next Gen Gearbox — one of the few aftermarket parts cut for a Next Gen gearbox.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eThe Next Gen recoil system reshapes the gearbox enough that conventional Version 2 parts do not carry over, and the cylinder head is no exception.\u003c\/p\u003e\n\u003cp\u003eThat is what makes an aftermarket part for the platform worth knowing about. The official route is slow and there is no generic equivalent to fall back on.\u003c\/p\u003e\n\u003cp\u003eIt pairs with the Next Gen nozzle, which is stocked here too. On this platform the two are worth thinking about as a pair rather than separately.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTokyo Marui Next Gen Recoil Shock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNot stated by the manufacturer at time of writing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eNext Gen internals are well made as standard, so treat this as a service part rather than a performance change.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill a standard Version 2 head fit a Next Gen?\u003c\/strong\u003e \u003cbr\u003eNo. The recoil mechanism changes the internals enough that conventional parts do not transfer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need the matching nozzle as well?\u003c\/strong\u003e \u003cbr\u003eNot necessarily, but the two work against each other, so replacing both at once is the tidier job.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it worth upgrading a Next Gen at all?\u003c\/strong\u003e \u003cbr\u003eThe platform is well engineered from the factory, so a part like this is normally fitted to put a gun right rather than to chase more from it.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003ePlatform-specific, with no substitute:\u003c\/strong\u003e nothing from a conventional Version 2 build will stand in for a Next Gen cylinder head.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Keep the original until the new one is proven in the gun. Next Gen parts are not quick to replace. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677364437368,"sku":"39526716","price":10.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSCylinderHeadTMNextGen_TitanForgeAirsoft.webp?v=1790343041"},{"product_id":"shs-silenced-cylinder-head-v3","title":"SHS Silenced Cylinder Head — Version 3 Gearbox","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Silenced Cylinder Head for a Version 3 Gearbox — the damped Version 3 head, for people who notice the noise.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eA silenced cylinder head carries damping material on the face the piston head strikes, which softens the sharp knock a gearbox makes at the end of each stroke.\u003c\/p\u003e\n\u003cp\u003eOn a Version 3 shell, which is what AK and G36 builds run, that impact is the loudest mechanical noise the gun produces after the gears themselves.\u003c\/p\u003e\n\u003cp\u003eIt will not make the gun quiet. It changes the character of the sound and takes some shock out of the assembly, which is worth having in its own right.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFace\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDamped\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNot stated by the manufacturer at time of writing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eExpect a change in the note rather than silence. The gears and the motor are still doing their own thing.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow much quieter will my gun be?\u003c\/strong\u003e \u003cbr\u003eLess than the name suggests. It softens the piston impact, which is one noise among several the gearbox makes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes damping cost me any power?\u003c\/strong\u003e \u003cbr\u003eNot meaningfully. The damping sits on the impact face rather than in the air path.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich guns run a Version 3 shell?\u003c\/strong\u003e \u003cbr\u003eAK and G36 pattern builds most commonly, though other platforms use it too.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eSilenced is a relative term:\u003c\/strong\u003e the damping only addresses the piston impact, and a noisy motor or poorly shimmed gear set will still be audible.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If noise is the goal, look at shimming and the motor height too. The head is only part of it. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677364470136,"sku":"40121756","price":8.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSSilencedCylinderHeadV3_TitanForgeAirsoft.webp?v=1790343048"},{"product_id":"shs-piston-head-cylinder-head-set-v2","title":"SHS Piston Head and Cylinder Head Set — Version 2","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Piston Head and Cylinder Head Set for Version 2 — both faces of the compression stroke, bought as a matched pair.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eThe piston head and the cylinder head meet each other at the end of every stroke, so replacing one and leaving the other is half a job.\u003c\/p\u003e\n\u003cp\u003eBuying them as a set means the two faces are designed to land together, which is the sensible way to approach an air-seal rebuild on a Version 2 shell.\u003c\/p\u003e\n\u003cp\u003eIt is also the cheaper route than sourcing the two separately, and it removes the question of whether the pair you have chosen actually suit each other.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eContents\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eOne piston head and one cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNot stated by the manufacturer at time of writing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eOne matched set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eIf you are rebuilding the air seal, this and a nozzle cover most of what actually leaks.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhy buy the two together?\u003c\/strong\u003e \u003cbr\u003eThey work against each other. A new cylinder head landing on a tired piston head gives away much of what you have just paid for.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat else should I replace at the same time?\u003c\/strong\u003e \u003cbr\u003eThe nozzle, since it seals against the cylinder head, and the o-rings if they are not supplied fitted.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it suit a Version 3 shell?\u003c\/strong\u003e \u003cbr\u003eNo. The Version 3 set is listed separately in the range.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eCheck clearance on a short-stroked build:\u003c\/strong\u003e piston and cylinder head heights matter more once a piston has been short-stroked, and bottoming out destroys both.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Pair this with a fresh nozzle. Those three parts are where most lost air goes. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677364502904,"sku":"50910259","price":12.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSPistonandCylinderHeadSetV2_TitanForgeAirsoft.webp?v=1790343054"},{"product_id":"shs-piston-head-cylinder-head-set-v3","title":"SHS Piston Head and Cylinder Head Set — Version 3","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Piston Head and Cylinder Head Set for Version 3 — the Version 3 pairing, for AK and G36 rebuilds.\u003c\/strong\u003e Match it to your nozzle, not just your gearbox.\n\u003c\/div\u003e\n\u003cp\u003eSame reasoning as the Version 2 set, applied to the shell that AK and G36 builds use. The two faces are supplied together so they suit each other from the start.\u003c\/p\u003e\n\u003cp\u003eVersion 3 parts turn up less readily than Version 2 ones, which makes buying the pair in one go more practical than hunting them down individually.\u003c\/p\u003e\n\u003cp\u003eAs always the nozzle is the third part of that conversation, and on a Version 3 build the nozzle length has to be right before anything else matters.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eContents\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eOne piston head and one cylinder head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eNot stated by the manufacturer at time of writing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eOne matched set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eConfirm your nozzle length before ordering. On a Version 3 build that is the decision everything else follows.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhich builds run a Version 3 gearbox?\u003c\/strong\u003e \u003cbr\u003eAK and G36 pattern guns are the common ones, though the shell appears in other platforms too.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this the same as the Version 2 set?\u003c\/strong\u003e \u003cbr\u003eNo. The shells differ and so do the parts. The Version 2 set is listed on its own.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I still need a new nozzle?\u003c\/strong\u003e \u003cbr\u003eOften, yes. The nozzle seals against the cylinder head, so a worn one undoes the benefit of a fresh pair.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eNozzle length still governs the build:\u003c\/strong\u003e a matched piston and cylinder head will not rescue a Version 3 gearbox running the wrong nozzle length.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Sort the nozzle length first, then fit the set. In that order the job goes together once. Browse \u003ca href=\"\/collections\/gearbox-parts\" style=\"color:#cdd6f4;\"\u003egearbox parts\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677364535672,"sku":"25792398","price":14.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSPistonandCylinderHeadSetV3_TitanForgeAirsoft.webp?v=1790343062"},{"product_id":"shs-piston-14-tooth-full-metal-rack","title":"SHS Piston — 14 Full-Width Steel Teeth, Metal Rack","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 14 Tooth Piston with a Full Metal Rack — every tooth in steel, for builds that keep breaking polymer.\u003c\/strong\u003e Standard sizing, Version 2 and Version 3.\n\u003c\/div\u003e\n\u003cp\u003eA piston with all fourteen teeth cut in steel rather than moulded into the body. Nothing on the rack is polymer, so there is no soft tooth sitting there waiting to be the first one to go.\u003c\/p\u003e\n\u003cp\u003eTeeth strip when the load gets ahead of the material. Heavier springs, higher rates of fire and full-tooth gear sets all push that load up, and a moulded rack is usually where a build gives out first.\u003c\/p\u003e\n\u003cp\u003eThe trade is weight. Steel across the whole rack weighs more than polymer, which costs a little at the very top end of the rate of fire. On a torque build that weight is rarely the limiting factor.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTeeth\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e14, full width\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eRack\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFull steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eReinforced polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eFull-tooth pistons want a gear set that agrees with them. If your sector gear has teeth removed for pre-cocking, count them against the piston before you close the shell.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this drop into a stock gearbox?\u003c\/strong\u003e \u003cbr\u003eYes, on a standard Version 2 or Version 3 shell. It is sized like the piston that came out of it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a new piston head as well?\u003c\/strong\u003e \u003cbr\u003eNo. The head from your existing piston will transfer if it is in good order. Change it at the same time if the bearing feels rough or the face is marked.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs steel worth it over polymer?\u003c\/strong\u003e \u003cbr\u003eOn heavier springs, yes. Below roughly M110 a decent polymer rack holds up perfectly well and runs a touch quicker.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eSteel racks chew soft gears:\u003c\/strong\u003e pair a full steel piston with a hardened gear set rather than with worn stock gears, or the wear simply moves across to the sector.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Change the piston and the sector gear as a pair when a rack has stripped. The debris from the first failure is what starts the second. Browse \u003ca href=\"\/collections\/piston-cylinder-heads\" style=\"color:#cdd6f4;\"\u003epistons and piston heads\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677710467448,"sku":"13108408","price":7.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHS14ToothFullMetalRackPiston_TitanForgeAirsoft.webp?v=1790346602"},{"product_id":"shs-piston-19-tooth-long-gearbox-sr25-r85","title":"SHS Piston — 19 Teeth, Long Gearbox for SR25 and R85","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 19 Tooth Piston for Long Gearboxes — the longer rack, for SR25 and R85 pattern shells.\u003c\/strong\u003e Not a Version 2 part.\n\u003c\/div\u003e\n\u003cp\u003eLong gearboxes run a longer stroke, and the piston has to carry more teeth to match it. This one carries nineteen.\u003c\/p\u003e\n\u003cp\u003ePut a standard rack into a long shell and the sector gear picks it up at the wrong point. You lose stroke, the timing goes out, and the engagement lands across fewer teeth than it should.\u003c\/p\u003e\n\u003cp\u003ePlatforms using this length include the SR25 pattern and the R85. If you are not certain which shell is in front of you, count the teeth on the piston you removed before ordering.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTeeth\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eRack\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eReinforced polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eLong gearbox shells, SR25 and R85 pattern\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eThis is a platform part rather than an upgrade. It suits shells built for the longer stroke and it will not go into a Version 2 or Version 3.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit a Version 2 gearbox?\u003c\/strong\u003e \u003cbr\u003eNo. The rack is longer than a Version 2 shell allows. Those take a fourteen or fifteen tooth piston instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm my gearbox takes this?\u003c\/strong\u003e \u003cbr\u003eCount the teeth on the old piston. Nineteen puts you in the right place.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come with a piston head?\u003c\/strong\u003e \u003cbr\u003eNo, the piston is supplied on its own.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eCount the teeth before you order:\u003c\/strong\u003e long gearbox pistons and standard ones are not interchangeable in either direction, and the shell will not close on the wrong length.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Keep the old piston once it is out. It is the quickest reference you have for tooth count and head thread the next time round. Browse \u003ca href=\"\/collections\/piston-cylinder-heads\" style=\"color:#cdd6f4;\"\u003epistons and piston heads\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677710565752,"sku":"53816478","price":10.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHS19ToothPistonforSR25andR85_TitanForgeAirsoft.webp?v=1790346609"},{"product_id":"shs-piston-14-tooth-electric-blowback","title":"SHS Piston — 14 Teeth, Electric Blowback Gearbox","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 14 Tooth Piston for Electric Blowback Gearboxes — cut for blowback shells, where an ordinary piston fouls.\u003c\/strong\u003e Compare it against the part you removed.\n\u003c\/div\u003e\n\u003cp\u003eElectric blowback gearboxes carry extra hardware inside the shell, and the piston is profiled around it. A conventional piston will not clear.\u003c\/p\u003e\n\u003cp\u003eThis is the blowback profile with fourteen teeth on a steel rack. Tooth count and head fitment are entirely ordinary; it is the shape of the body that differs.\u003c\/p\u003e\n\u003cp\u003eBlowback designs vary between manufacturers, so compare this against the part you are replacing rather than ordering on gearbox version alone.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTeeth\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eRack\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eReinforced polymer, blowback profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eElectric blowback gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eWe list this as the blowback pattern because that is how it reaches us. If your blowback unit is an aftermarket conversion, check the profile against your existing piston first.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes a blowback piston different?\u003c\/strong\u003e \u003cbr\u003eThe body is shaped to clear the blowback mechanism inside the shell. Everything else about it is conventional.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it work in a gearbox without blowback?\u003c\/strong\u003e \u003cbr\u003eMechanically it may well, but there is no reason to choose it. An ordinary piston is the simpler part for an ordinary shell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the rack full width or half?\u003c\/strong\u003e \u003cbr\u003eFull width, across fourteen teeth.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eBlowback designs are not standardised:\u003c\/strong\u003e hold this against the piston you removed before fitting, because the profile differs between manufacturers even within the same gearbox version.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Photograph the inside of the shell before you strip it. Blowback assemblies are easy to get back in the wrong order. Browse \u003ca href=\"\/collections\/piston-cylinder-heads\" style=\"color:#cdd6f4;\"\u003epistons and piston heads\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677710696824,"sku":"41023771","price":9.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHS14ToothElectricBlowbackPiston_TitanForgeAirsoft.webp?v=1790346604"},{"product_id":"shs-piston-14-half-width-teeth-ngrs","title":"SHS Piston — 14 Half-Width Teeth, Tokyo Marui NGRS","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS 14 Half-Width Tooth Piston for Tokyo Marui NGRS — the narrow rack the Next Generation gearbox needs.\u003c\/strong\u003e Recoil Shock platform only.\n\u003c\/div\u003e\n\u003cp\u003eThe Next Generation Recoil Shock gearbox engages on a narrower tooth than a conventional AEG does. Half-width teeth are what fit it.\u003c\/p\u003e\n\u003cp\u003eFull-width teeth will not sit correctly in that shell, and forcing the issue damages the sector gear rather than the piston. The half-width rack is the part the platform was designed around.\u003c\/p\u003e\n\u003cp\u003eNext Generation internals are their own world. Very little from a standard AEG parts drawer carries across, and the piston is one of the pieces that has to be platform-specific.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTeeth\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e14, half width\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTokyo Marui Next Generation Recoil Shock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eReinforced polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eNext Generation parts are scarce and most of what is sold for AEGs will not fit them. Confirm your rifle is a Recoil Shock model rather than a standard Marui AEG before ordering.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit a standard Tokyo Marui AEG?\u003c\/strong\u003e \u003cbr\u003eNo. Standard Marui AEGs use a conventional full-width rack. This one is for the Recoil Shock line.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy half-width teeth?\u003c\/strong\u003e \u003cbr\u003eThe Next Generation gearbox is built around a narrower engagement, so the piston rack is cut to match it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the recoil weight still behave normally?\u003c\/strong\u003e \u003cbr\u003eYes. This is a direct-fit piston for the platform and does not change how the recoil unit works.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eCheck the model before you order:\u003c\/strong\u003e a Recoil Shock rifle and a standard Marui AEG look much alike from the outside and take completely different pistons.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Order the piston head at the same time if the recoil unit has been apart before. Getting into that gearbox twice is the part nobody enjoys. Browse \u003ca href=\"\/collections\/piston-cylinder-heads\" style=\"color:#cdd6f4;\"\u003epistons and piston heads\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677713645944,"sku":"83965248","price":9.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHS14Half-WidthToothNGRSPiston_TitanForgeAirsoft.webp?v=1790346576"},{"product_id":"shs-piston-14-tooth-lightweight-polymer-high-speed","title":"SHS Piston — 14 Teeth, Lightweight Polymer High Speed","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Lightweight Polymer Piston with 14 Teeth — less mass to move, for builds chasing rate of fire.\u003c\/strong\u003e Best behind a moderate spring.\n\u003c\/div\u003e\n\u003cp\u003eA lighter piston changes how quickly the cycle turns over. Less mass means the motor spends less of its effort accelerating it, and the gearbox comes back round sooner.\u003c\/p\u003e\n\u003cp\u003eThat only pays off inside limits. Lightweight pistons belong on high-speed builds running moderate springs, a battery with something to give and a gear train that has been shimmed properly.\u003c\/p\u003e\n\u003cp\u003ePut one behind a heavy spring and the same reduced material that made it quick becomes the weak point. It is a specialist part, chosen on purpose rather than by default.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTeeth\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eConstruction\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eLightweight polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eIntended use\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eHigh speed builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFits\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 and Version 3 gearboxes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eRate of fire is a system rather than a single part. A light piston helps, but the motor, the battery and the trigger unit decide most of the result.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow much faster will it make the gun?\u003c\/strong\u003e \u003cbr\u003eThat depends on everything else in the build. Cutting piston mass helps the cycle along but it is only one of several things setting your rate of fire.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat spring should I run with it?\u003c\/strong\u003e \u003cbr\u003eKeep it moderate. The advantage falls away once the spring load is high enough to stress the lighter material.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it as durable as a full steel rack?\u003c\/strong\u003e \u003cbr\u003eNo, and it is not intended to be. You are trading service life for speed.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eThis is not a heavy-spring piston:\u003c\/strong\u003e the weight saving comes out of the material itself, so a stiff spring finds the limit of it far sooner than it would a full steel rack.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e If the gun is destined for DMR use, go the other way and fit a full steel rack. Speed parts and heavy springs pull in opposite directions. Browse \u003ca href=\"\/collections\/piston-cylinder-heads\" style=\"color:#cdd6f4;\"\u003epistons and piston heads\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677713711480,"sku":"93403417","price":6.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSLightweightHighSpeedAEGPiston_TitanForgeAirsoft.webp?v=1790346620"},{"product_id":"shs-piston-head-bearing-ngrs","title":"SHS Piston Head — Bearing, Tokyo Marui NGRS","description":"\u003cdiv style=\"background:#edfaf1;border-left:4px solid #27ae60;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#1a6b3a;\"\u003eSHS Bearing Piston Head for Tokyo Marui NGRS — the Next Generation size, running on a thrust bearing.\u003c\/strong\u003e Recoil Shock platform only.\n\u003c\/div\u003e\n\u003cp\u003ePiston heads for the Next Generation Recoil Shock are sized for that gearbox and for nothing else. This is the bearing version of it.\u003c\/p\u003e\n\u003cp\u003eThe bearing sits between the head and the spring so the spring can turn as it compresses instead of winding up against a fixed face. Compression comes smoother and the spring keeps its rate for longer.\u003c\/p\u003e\n\u003cp\u003eIt is a small part that gets overlooked right up until the gun is in pieces. If the recoil unit is coming out anyway, replacing the head is cheap insurance.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:13px;margin:0 0 18px;\"\u003e\n\u003ctr style=\"background:#1B3A6B;color:#fff;\"\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePiston head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBearing\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eYes, thrust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePlatform\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTokyo Marui Next Generation Recoil Shock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSold as\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSingle piston head\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eEstablish whether your rifle is a Recoil Shock model before ordering. Standard Marui AEG piston heads are a different size and will not seat correctly in this gearbox.\u003c\/p\u003e\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is there a bearing behind the head?\u003c\/strong\u003e \u003cbr\u003eWithout one the spring winds itself up against a static face every time it loads. The bearing takes that out, and the spring holds its rate for longer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit a standard AEG?\u003c\/strong\u003e \u003cbr\u003eNo. This one is cut for the Next Generation platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come with a seal?\u003c\/strong\u003e \u003cbr\u003eNone is specified with this head, so we are not going to claim it does. Keep the parts off the head you remove until the new one is seated.\u003c\/p\u003e\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:12px 16px;border-radius:0 6px 6px 0;margin:0 0 16px;font-size:13px;\"\u003e\n⚠ \u003cstrong\u003eNext Generation sizing is specific:\u003c\/strong\u003e a piston head meant for a standard Marui AEG will not seat properly in a Recoil Shock gearbox, whatever the thread appears to suggest.\n\u003c\/div\u003e\n\u003cdiv style=\"background:#1B3A6B;color:#fff;padding:12px 16px;border-radius:6px;margin:18px 0 0;font-size:13px;\"\u003e\n\u003cstrong style=\"color:#fff;\"\u003e💡 Titan Forge Airsoft tip:\u003c\/strong\u003e Do the piston and the head together on a Next Generation. Neither is worth opening that gearbox twice for. Browse \u003ca href=\"\/collections\/piston-cylinder-heads\" style=\"color:#cdd6f4;\"\u003epistons and piston heads\u003c\/a\u003e.\n\u003c\/div\u003e","brand":"SHS","offers":[{"title":"Default Title","offer_id":55677713777016,"sku":"52289097","price":7.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/SHSBearingPistonHeadforMaruiNGRS_TitanForgeAirsoft.webp?v=1790346630"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/collections\/SHS_Airsoft_Parts___Titan_Forge_Airsoft.webp?v=1793843359","url":"https:\/\/www.titanforgeairsoft.com\/collections\/shs.oembed","provider":"Titan Forge Airsoft","version":"1.0","type":"link"}