U.S. Military M9 service pistol (1985-2017). Full-size open-slide DA/SA 9mm. 30+ million sold. Type: Pistol Action: Semi-Auto Caliber: 9mm Capacity: 15 Year introduced: 1976, Italy Weight: 33.3 oz Overall length: 8.5" Status: Active Military use: Yes Intended use: duty, home defense, collection