Hakkensjar Flaveksen Machine Gun, 12.7 mm, KM003 -- EVERYTHING HERE IS FICTIONAL. I DO NOT PROMOTE VIOLENCE. -- The KM003, officially the Hakkensjar Flaveksen Machine Gun, 12.7 mm, KM003, is a heavy machine gun chambered for .50 BMG (12.7×99mm) cartridges. It is designed and produced by Hakkensjar Flaveksen GmbH. -- SPECIFICATIONS: Mass: 84 pounds Length: 65.1 in Cartridge: .50 BMG (12.7×99mm) Action: Short recoil-operated Rate of fire: 750-850 rounds/min Muzzle velocity: 890 m/s -- literally the m2