US$ 39.95
unscrew the CO2 adapter
The outer shell of the magazine is made using the same glass-filled polymer found on the stock and handguard while the core of the magazine is machined using lightweight aluminum alloy
5 inch sliver color outer barrel
Durable G&G Polymer Slide: The STP 45's slide is constructed using G&G's signature polymer
V3 gearbox
Guarder Barrel Nut Wrench For MARUI MWS M4 Airsoft Artisan unscrew the CO2 adapter