Essential part for upgrading your Marui Next Generation Gearbox V2 Airsoft AEG with High Power Spring High Density and Heat Treated Steel Construction Special cooling groove design is added to the exterior of the cylinder Reduce friction & low abrasion Ensures the smooth & speedy piston movement Suitable for Tokyo Marui Next Generation Series Airsoft Version 2 Gearbox
Built Material : Stainless Steel
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