Heckler & Koch’s Maschinepistole 7 (MP7) is an ultra-light and compact Personal Defense Weapon (PDW). Developed to meet a 1989 NATO requirement to replace existing 9x19mm handguns and submachine guns, the MP7 was a direct competitor to FNH’s 5.7x28mm P90 PDW. While NATO never made the switch to a modern PDW, the HK MP7 has seen some success including limited fielding by U.S. Special Operations. Chambered for a small high velocity 4.6x30mm cartridge capable of defeating modern soft body armor, the MP7 features mild recoil...