The Citadel 1911 Officer is a philippines-made semi-automatic pistol chambered in .45 ACP, introduced in 2011. Primary use: Self-Defense, Concealed Carry. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 7 Year introduced: 2011, Philippines Weight: 30 oz Overall length: 8.5" Status: Active Intended use: Self-Defense, Concealed Carry