BSA-produced Sten Mk.II submachine gun, the primary British Commonwealth submachine gun of WWII. Designed for rapid cheap production, the Sten used simple stamped metal construction and could be made for approximately $10. Type: Submachine Gun Action: Full Auto Caliber: 9mm Luger Capacity: 32 Year introduced: 1941, United Kingdom Weight: 70 oz Overall length: 30" Status: Discontinued Military use: Yes Intended use: Submachine Gun, Resistance Forces