PY-A-4942 KJ Works M9 Series Gas Release Valve/Button, Part #71

PY-A-4942 KJ Works M9 Series Gas Release Valve/Button, Part #71 M9 series gas release valve/button Part #71 Fits KJW M9A1, KJ Works M9-FM, ASG M9 Heavy Weight Full Metal GBB Airsoft Pistols Caliber: - Velocity: -