Samoon NPAS Nozzle for Umarex / GHK GBB Glock 17 CO2 Airsoft Pistol

Samoon NPAS Nozzle for Umarex / GHK GBB Glock 17 CO2 Airsoft Pistol Polymer Construction Airsoft NPAS Nozzle With CNC Aluminum Rocket Valve Suitable For Umarex/ GHK GBB Glock G17 CO2 Pistol Airsoft Gun (CO2 Version) Muzzle velocity range 140-60m/s ( 450-200 fps)