Guarder Green Gas Fill Valve for KJ Works / WE/ VFC GBB Airsoft Magazine

Features: Metal construction. O ring. Compatibility: KJ Works, WE, and VFC gas magazines. About: The Guarder magazine gas injection valve for KJ Works / WE / VFC is designed to increase the efficiency of your magazine. An additional feature is that it is also designed to be anti-freezing. Includes: x2 Guarder Magazine Gas Injection Valve for KJ Works / WE/ VFC