Third-generation G21 with finger grooves and accessory rail. The established .45 ACP duty pistol before the SF frame reduced grip circumference. Gen3 grip texture and thumb rests. Type: Semi-Auto Pistol Action: Striker-Fired Caliber: .45 ACP Capacity: 13 Year introduced: 2001, Austria Weight: 29.28 oz Overall length: 7.59" Status: Discontinued Intended use: Service, Law Enforcement