Knocker Valves

KWC 1911 Knocker valve Magazine knocker valve for KWC 1911 pistols. O-ring available separately. 

This is a High Power Knocker/Output valve for Tokyo Marui gas magazines listed below.   This will increase gas flow and there for FPS of your pist...

Part #8 for KJW 1911 series. Magazine knocker valve for green gas pistols.