Full-size 5-inch Operator package: integral MIL-STD-1913 rail, tritium night sights, Cocobolo grips, and parkerized finish. The tactical flagship of the Government-length 1911 line. Type: Pistol Action: Semi-Auto Caliber: .45 ACP Capacity: 8 Year introduced: 2002, USA Weight: 40.5 oz Overall length: 8.59" Status: Active Intended use: tactical, law_enforcement, service