The Steyr Arms M9-A1 is a austria-made semi-automatic pistol chambered in 9mm Luger, introduced in 1999. Primary use: self_defense, sport. Type: Pistol Action: Semi-Automatic Caliber: 9mm Luger Capacity: 15 Year introduced: 1999, Austria Weight: 28 oz Overall length: 7.1" Status: Active Intended use: self_defense, sport