Colt's compact Officer-sized carry 1911 with a 3-inch bull barrel and aluminum frame. The Defender is one of Colt's best-selling carry pistols, providing maximum concealment with a proven 1911 action. Uses a bull barrel for improved compact accuracy. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 7 Year introduced: 1998, USA Weight: 22.5 oz Overall length: 6.75" Status: Active Intended use: Concealed Carry, Personal Defense