Compact 4.2-inch commander-length 1911 optimized for carry, retaining full-size SIG 1911 quality in a shorter package. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 8 Year introduced: 2006, USA Weight: 34 oz Overall length: 7.7" Status: Active Intended use: Carry, Concealed, Duty