The SIG Sauer P220 Combat in .45 ACP with 4.4-inch threaded barrel, flat dark earth Nitron finish, and SIG accessory rail. The tactical Combat designation with threaded muzzle. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 8 Year introduced: 2008, Germany/USA Weight: 30.6 oz Overall length: 7.7" Status: Discontinued Military use: Yes Intended use: Military, Tactical