The 4.6×30mm ammunition is exclusive to the gun and offers low recoil. The MP7 uses a short-stroke piston gas system as used on H&K's G36 and HK416 in place of a blowback system traditionally seen on sub-machine guns including those by H&K. MP7A2 with attachments, including a weapon lamp, weapon belt light, and an Aimpoint Micro T2 In response to this trend, Heckler & Koch designed the MP7 (along with the cancelled UCP pistol, which uses the same ammunition) to penetrate soft body armor while being small enough to be used in place of either a pistol or a submachine gun. The proliferation of cheap yet effective soft body armor has begun to make guns that fire pistol ammunition (such as Heckler & Koch's earlier MP5 submachine gun and USP pistol) ineffective. The weapon has been revised since its introduction and the latest production variants are the MP7A1 and MP7A2. The MP7 went into production in 2001, and is a direct rival to the FN P90, also developed in response to NATO's requirement by Belgian company FN Herstal. It was designed (together with the new cartridge) to meet NATO requirements published in 1989, which called for an SMG-type weapon with a greater capacity to defeat Kevlar body armour (versus pre-existing submachine guns using conventional pistol cartridges such as. The MP7 ( German: Maschinenpistole 7) is a personal defense weapon chambered for the HK 4.6×30mm armor-piercing cartridge designed by German defence manufacturer Heckler & Koch. Tritium-illuminated flip-up night sights handgun and rifle sights (adjustable) Gas-operated, short stroke piston, rotating boltħ35 m/s (2,411 ft/s) (Fiocchi CPS Black Tip ammunition)Ģ0-, 30- or 40-round detachable box magazine

HK MP7A1 with a suppressor, extended magazine and Elcan reflex sight

Pistol fire rate mod