King Arms 180rd M583A1 40mm Cartridge

King Arms 180rd M583A1 40mm Cartridge

M583A1 type cartridge for grenade launcher. Can hold 180 Rounds BB. It use BB bullets. The dummy shell is for display only, NOT for shooting directly.  All cartridge were produced precisely by computer numeric control (CNC) lathe. Fine surface and slot polishing. These manufacture processes results the BB shower can sustain larger gas pressure without leakage. More power of each fire!!