Tula-produced Stechkin APS selective-fire machine pistol, the Soviet automatic pistol issued to vehicle crews, special forces, and artillery units as a more compact full-automatic alternative to the submachine gun. Type: Pistol Action: Selective Fire Caliber: 9mm Makarov Capacity: 20 Year introduced: 1951, Russia Weight: 36 oz Overall length: 8.9" Status: Discontinued Military use: Yes Intended use: Machine Pistol, Vehicle Crew Sidearm