An airsoft rifle is a mechanical device that fires tens of thousands of shots over its service life. Parts wear, age, and occasionally fail outright — that's not a flaw, it's expected mechanical reality. A stock AEG with 50,000 rounds through it will start showing piston compression loss, hop rubber wear, and motor brush erosion. The Spare Parts collection covers everything inside the rifle that you might need to replace, upgrade, or service over the years.
The collection clusters naturally. Gearbox internals: gearbox parts, gears, pistons, cylinders, springs, motors, triggers, MOSFETs — the moving parts that drive each shot. Hop and barrel: hop units and rubbers, inner barrels, outer barrels — the precision components that determine accuracy. Platform-specific parts: Hi-Capa parts, AAP parts, KWA parts — spares for specific platforms.
Two practical notes for buying. First: most spare parts are platform-specific. A V2 gearbox piston doesn't fit a V3 gearbox, an M4 hop unit doesn't fit an AK, a TM Hi-Capa hammer doesn't fit an AAP-01. Check compatibility before ordering — or call us on 01494 911990 if uncertain. Second: gearbox work is mechanical and not for everyone. If you've never disassembled an AEG gearbox, the HPA Tech Service covers installation, tuning, and full servicing — on-site at Skirmish Wycombe or by post.
112 products
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Regular price £9.95Regular price Sale price £9.95Unit price per
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Waldo Dynamics AAP-01 Ion Recoil Spring
Regular price £9.95Regular price Sale price £9.95Unit price per -
Waldo Dynamics AAP-01 / G-Series Ion Nozzle Spring
Regular price £9.95Regular price Sale price £9.95Unit price per -
Waldo Dynamics AAP-01 Xeno Short Stroke Kit
Regular price £9.95Regular price Sale price £9.95Unit price per -
Waldo Dynamics Hi-Capa Ion Recoil Springs
Regular price From £9.95Regular price Sale price From £9.95Unit price per -
Waldo Dynamics Hi-Capa Ion Nozzle Spring
Regular price £9.95Regular price Sale price £9.95Unit price per -
Waldo Dynamics G&G LevAR Adjustable Nozzle
Regular price £14.95Regular price Sale price £14.95Unit price per -
Waldo Dynamics Tokyo Marui MWS GBB Hop-Up Arm
Regular price £24.95Regular price Sale price £24.95Unit price per -
Waldo Dynamics MWS Ion Nozzle Spring (2-Pack)
Regular price £7.95Regular price Sale price £7.95Unit price per -
Waldo Dynamics Crimson NPAS for VFC / APFG / Maruyama
Regular price £9.95Regular price Sale price £9.95Unit price per -
Waldo Dynamics VFC AR/MCX Efficiency Hammer Spring
Regular price £9.95Regular price Sale price £9.95Unit price per -
Waldo Dynamics VFC M4/416 Ion Recoil Springs
Regular price £14.95Regular price Sale price £14.95Unit price per -
Waldo Dynamics TM Saiga 12k / SBS Ion Recoil Spring
Regular price £12.95Regular price Sale price £12.95Unit price per -
CTM Tokyo Marui Hi-Capa GBB Safety Spring Pins Set
Regular price £2.95Regular price Sale price £2.95Unit price per -
CTM CNC UnderMount Picatinny Stock Adapter for Hi-Capa
Regular price From £19.95Regular price Sale price From £19.95Unit price per -
CTM CNC Large Flared Magwell for Hi-Capa
Regular price From £29.95Regular price Sale price From £29.95Unit price per -
CTM CNC Ambi Slide Catch for Hi-Capa (TM Spec)
Regular price From £31.95Regular price Sale price From £31.95Unit price per -
CTM CNC Extended Rail Blast Shield for TM Hi-Capa (Long)
Regular price £94.95Regular price Sale price £94.95Unit price per -
CTM Naviara TM Hi-Capa 5.1 CNC Split Slide
Regular price £209.95Regular price Sale price £209.95Unit price per -
Wolverine Airsoft BLINC Bluetooth FCU for V2 AEG
Regular price £139.95Regular price Sale price £139.95Unit price per -
Wolverine Airsoft Inferno XTS HPA Engine with BLINC Electronics for V2 (M4) Gearbox
Regular price £344.95Regular price Sale price £344.95Unit price per -
MechLabs XX-Mod Fully Mechanical HPA Engine for V2 Gearbox
Regular price £389.95Regular price Sale price £389.95Unit price per -
Wolverine Airsoft HYDRA HPA Engine Gen 2
Regular price £444.95Regular price Sale price £444.95Unit price per -
Polarstar Fusion Engine Drop-in Kit GEN3 — V2 (M4/M16) — UK Spec (Red Low-Flow Poppet, Red Nozzle)
Regular price £499.95Regular price Sale price £499.95Unit price per
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