WWII-era 1911A1 with arched mainspring housing, shortened trigger, relief cuts, and improved sights over the 1911. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 7 Year introduced: 1924, USA Weight: 39 oz Overall length: 8.25" Status: Discontinued Military use: Yes Intended use: Military, Collecting, Historical