M3 "Grease Gun" (2차 세계대전 무기)
Country of Origin : United StatesRole : Sub-MachinegunIn-Service Date : July 1942Manufacturer : General Motors Corp.Number Produced : UnknownOperation : Blowback Full AutomaticFeed : 30 round box magazineCartridge Name : .45 Auto Colt Pistol (ACP)Cartridge Size : 11.43mm x 23mmCartridge Total Weight : 19.1 gramsBullet Weight : 14.9 gramsWeapon Length : 75.7 cmBarrel Length : 20.3 cmEmpty Weight : 3.7 kgCombat Weight : 4.52 kgMuzzle Velocity : 280 meters per secondPractical Rate of Fire : 120 rounds per minuteCyclic Rate of Fire : 450 rounds per minuteEffective Range : 200 metersScope Types : NoneBayonets : NoneGrenades : NoneOther : None