SIG AIR P320 M17 / M18 Cylinder Assy (Loading Nozzle/ # 01-10)

SIG AIR P320 M17 / M18 Cylinder Assy (Loading Nozzle/ # 01-10) Polymer Construction Design For Replace the Original Parts Suitable For SIG AIR P320 M17/ M18 Series Airsoft Gas Blow Back GBB Pistol