The M1911 is a pistol of US origin. It was developed in the early 1900's by John Browning and produced by Colt. The M1911 became a famous pistol that served with US forces in both World Wars. Despite its age it remains in use today. Over the years many derivatives have been developed.
The M1911 is a short recoil operated single action pistol. It is made out metal, except for the grip plates. The M1911 fires the .45 ACP round that was specifically designed for this pistol.
The M1911 fires the .45 ACP round from a 7 round single magazine. The M1911 fires semi-automatic only and has an effective range of 50 meters. Many versions and derivatives of the M1911 have been developed. Most retain the .45 caliber and 7 round magazine, but various high capacity models and variants in other calibers exist.