Performance Center 1911 in the Commander length with a 4.25-inch barrel. All Pro Series features — checkered front strap, adjustable sights, enhanced trigger — in a more compact format. Commander-length 1911 is the preferred carry configuration for 1911 enthusiasts. Type: Pistol Action: Semi-Automatic Caliber: 45 ACP Capacity: 8 Year introduced: 2007, USA Weight: 35.5 oz Overall length: 7.75" Status: Active Intended use: Concealed Carry / Backup, Competitive Shooting