Guarder SP120 Full Tune-Up Kit for M4 Series Airsoft AEG

Full rebuild kit from Guarder, if your looking to quickly rebuild a gearbox with parts you know will work perfectly together and will provide a very reliable platform this Guarder rebuild kit is for you

Add to Wishlist Categories: Internal Parts, Tune Up Kits Tags: guarder, M4, Tune up Kit

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Guarder SP120 Full Tune-Up Kit for Tokyo Marui M4-A1 Series. • SP120 Spring (Oil Quenched/Tempered Si-Cr Alloy Steel Wire) • Polycarbonate Piston • Air Seal Nozzle • Ball Bearings Spring Guide • Polycarbonate Ventilation Piston Head • Stainless Cylinder Head • Lucid Chromium Plating Cylinder • Original 18:1 Type Steel Gear • Enhanced Tappet • 6mm Steel Bushing • Shim Set • Teflon Grease Reviews

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