Mission Deter, and if necessary, compel adversaries by enabling individuals and small units to engage targets with accurate, lethal, direct fire. Entered Army Service 1990 Description and Specifications A semi-automatic, single-action / double-action pistol. The M9 is the primary sidearm of The U.S. military, replacing the .45 caliber model M1911A1. The M9 has a 15-round staggered magazine with a reversible magazine release button that can be positioned for either right- or left-handed shooters. | Caliber: | 9 mm | | | Length: | 217 mm | | Barrel length: | 125 mm | | Weight: | 2.1 lbs (unloaded); 2.6 lbs (fully loaded) | | | Range: | 50 m | Manufacturer Beretta USA Point of Contact Office of the Chief of Public Affairs Media Relations Division 1500 Army Pentagon Washington, DC 20310-1500 703.697.7592 / 7591 |