UAC Hi-capa Hammer Power Tuner Kit custom made it will increase the the

it will increase the the power by another 50 FPS or more depending on the AEG or GBBR you use

The Hand Guard comes with 2 Rails (Top / Bottom) with KAC cuttable Rubber Cover which allow user to hide the Rail completely or cut the rubber to fits the different accessories mounted on the rail system

Magazine Capacity:30 Rounds

SKU KA-FH-15 Item Weight (gram) 50 Major Color Black Length 56mm Adaptive End 14mm Counter-Clockwise Built Material Steel Manufacturer King Arms

Superior Craftsmanship with Non-Slip Textured grip and Solid Pistol Frame

UAC Hi-capa Hammer Power Tuner Kit custom made it will increase the theWhile using this kit, it allow to adjust the power of the hammer spring in wide range. Suitable for competition shooter to wargame player. Also applicable and allow fine tune the power for different temperature condition. Work great and allow more custom tuning with UAC High Flow Valve For Hi capa and Airseal Rubber. 1 soft & 1 hard spring suitable for different condition. 10 spacer for fine tuning.