{"product_id":"cyma-cm-513-m4-sd-ris-aeg","title":"CYMA CM.513 M4 SD RIS 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;\"\u003e💥 The best-value entry into airsoft — proper internals, proper performance, genuinely beginner-friendly price.\u003c\/strong\u003e The CYMA CM.513 is part of CYMA's Sport series: a range designed specifically to get new players on the field with a reliable, skirmish-ready rifle that doesn't cut corners on the parts that matter. 6.03mm tightbore barrel, 18:1 steel gears, 8mm steel bushings, alloy V2 gearbox shell — and it comes out of the box ready for accessories with a quad-rail RIS handguard, 20mm railed receiver, and Deans connector already fitted.\u003c\/div\u003e\n\n\u003cp\u003eThe M4\/AR-15 platform is the most popular AEG configuration in UK airsoft for good reason — it's intuitive to handle, ergonomically well-sorted for most players, and has the most comprehensive aftermarket support of any airsoft platform. When you want to upgrade a part, replace something, or have a tech work on the gearbox, every component is a standard, widely available Tokyo Marui-spec part. The CM.513 is built on exactly this foundation, meaning it starts as a great beginner rifle and can grow with you as your interest in the sport develops.\u003c\/p\u003e\n\n\u003cp\u003eThe most distinctive thing about the CM.513 externally is the integral suppressor aesthetic. Rather than a bare outer barrel or a conventional flash hider, the rifle features a polymer suppressor body that wraps around the 5-inch alloy outer barrel and covers the 280mm 6.03mm tightbore inner barrel. The result is a compact, stealthy-looking rifle that performs like a carbine-length setup — long enough inner barrel for good consistent range, short enough overall that CQB corners and tight terrain are manageable. The suppressor attaches via 14mm CCW threading and can be removed and replaced with a tracer unit or muzzle device of your choice, though because the inner barrel runs close to the suppressor length, a barrel extension of approximately 7 inches is needed to mount a tracer properly.\u003c\/p\u003e\n\n\u003cp\u003eInside, CYMA have equipped the CM.513 with components that are meaningfully better than budget AEG basics. The alloy V2 gearbox shell runs 18:1 ratio steel gears on 8mm steel bushings — these are the dimensions and spec that aftermarket upgrade parts are designed around, and they deliver better durability than plastic-bushing equivalents. A type 1 cylinder, reinforced polymer compression parts, and a quick-change spring system complete the internal picture. The 6.03mm tightbore inner barrel provides above-average out-of-the-box accuracy, and the updated rotary hop-up unit is the modern standard for M4 AEG platforms — easier to adjust, more consistent, and more compatible with aftermarket hop rubbers than the older fixed-arm style.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eWhat's on the outside\u003c\/h2\u003e\n\u003cp\u003eThe CM.513 arrives with a 20mm Picatinny quad-railed RIS handguard covering the suppressor — 20mm rails at 3, 6, 9, and 12 o'clock positions, ready for a vertical grip, angled foregrip, tactical torch, or laser. The upper receiver is also 20mm railed and comes with a set of flip-up iron sights pre-fitted, which fold flat when you mount a red dot or scope and provide a usable backup if you don't. The adjustable crane stock houses the battery compartment — accessible by removing the stock from the buffer tube or via the butt plate. It accepts crane-style or nunchuck NiMH batteries up to 9.6V, or 7.4V LiPo batteries in the same form factor. The Deans (T-plug) connector is fitted as standard — a meaningfully better connector than the mini-Tamiya typically found on budget AEGs, with lower resistance and better contact reliability.\u003c\/p\u003e\n\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eKey specifications\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 \/ AR-15 AEG\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCYMA Sport\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eGearbox\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eVersion 2 — alloy shell, rear-wired\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eGears\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e18:1 standard ratio steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBushings\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e8mm steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCylinder type\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eType 1\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSpring system\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eQuick-change\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eInner barrel\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e6.03mm tightbore, 280mm length\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eHop-up unit\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eRotary adjustable — access via charging handle\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eOuter barrel\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e5\" alloy, 14mm CCW male thread\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSuppressor\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePolymer integral-style, removable, 14mm CCW\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eHandguard\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003ePolymer 20mm Picatinny quad-rail RIS (3\/6\/9\/12 o'clock)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eReceiver rail\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e20mm Picatinny full-length upper rail\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSights\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFlip-up iron sights (adjustable, removable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eStock\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eAdjustable M4 crane stock — battery storage\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBattery connector\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eDeans (T-plug)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eRecommended battery\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e7.4V LiPo or 9.6V NiMH — crane \/ nunchuck format\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eFire selector\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eSafe \/ Semi \/ Full auto\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eBody construction\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eHigh-density polymer receiver, handguard, stock\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eMagazine compatibility\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eStandard M4 \/ STANAG AEG magazines\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eParts compatibility\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTokyo Marui V2 spec — full aftermarket compatibility\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eTracer unit note\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e~7\" barrel extension required to mount tracer (inner barrel runs close to suppressor end)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003ePackage Contents\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;\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"padding:7px 12px;text-align:left;\"\u003eQty\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003eCYMA CM.513 M4 SD RIS AEG\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e300-round hi-cap magazine\u003c\/td\u003e\n\u003ctd style=\"padding:7px 12px;border:1px solid #eee;\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv style=\"background:#fffbe6;border-left:4px solid #f0d060;padding:10px 16px;border-radius:0 6px 6px 0;margin:0 0 18px;font-size:13px;\"\u003e\n\u003cstrong\u003e⚠ Battery and charger not included in current batch.\u003c\/strong\u003e We recommend a 7.4V LiPo in crane or nunchuck format with a LiPo balance charger. If you're buying your first battery, pair it with a \u003ca href=\"\/collections\/lipo\" style=\"color:#7d4e00;\"\u003eLiPo from our batteries section\u003c\/a\u003e and a compatible balance charger. Never leave a LiPo charging unattended — always use a \u003ca href=\"\/collections\/accessories\" style=\"color:#7d4e00;\"\u003ebattery safe charging bag\u003c\/a\u003e.\u003c\/div\u003e\n\n\u003ch2 style=\"font-size:16px;color:#1B3A6B;margin:18px 0 8px;\"\u003eGood to know before you buy\u003c\/h2\u003e\n\u003cp\u003eThe CM.513 is a polymer-bodied rifle — the receiver, handguard, stock, iron sights, and suppressor are all polymer. This isn't a compromise unique to this price point: many premium airsoft rifles use the same materials because high-density polymer is lighter, more impact-resistant in cold temperatures, and easier to manufacture to tight tolerances than die-cast alloys. What matters in an AEG is the gearbox, gears, and barrel — and on all three counts the CM.513 is properly equipped. The V2 alloy gearbox shell, steel gears, and steel bushings are the spec you'd find in rifles costing two or three times as much. The 6.03mm tightbore and rotary hop-up put it ahead of many competitors at the same price.\u003c\/p\u003e\n\n\u003cp\u003eOne thing to set expectations on: the included hi-cap magazine uses a wheel-wind feeding mechanism. This is standard at this price point and works perfectly well, but some players prefer mid-cap magazines for more realistic play. The CM.513 takes any standard M4 \/ STANAG AEG magazine — mid-caps, low-caps, and drum mags all fit.\u003c\/p\u003e\n\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 The CM.513 is the right first AEG for players coming to try airsoft at Skirmish Wycombe Airsoft — lightweight, fully rail-ready, and skirmish-legal out of the box. To get playing straight away you'll need a battery (7.4V LiPo in crane format is our recommendation — \u003ca href=\"\/collections\/lipo\" style=\"color:#cdd6f4;\"\u003esee our LiPo range\u003c\/a\u003e), a charger, and BBs. If you want to pick everything up in one go, call us on 01494 911990 and we can put together exactly what you need for your first game day.\n\u003c\/div\u003e","brand":"Cyma","offers":[{"title":"Default Title","offer_id":55537238114680,"sku":"47412359","price":99.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/8097\/3450\/files\/pv004751-002610-cyma-cm-513-m4-ris-suppressed-fix_1.webp?v=1776855283","url":"https:\/\/www.titanforgeairsoft.com\/products\/cyma-cm-513-m4-sd-ris-aeg","provider":"Titan Forge Airsoft","version":"1.0","type":"link"}