The .40-caliber standard-issue pistol that dominated US law enforcement for two decades. Gen4 added dual recoil spring and modular backstrap system. Type: Pistol Action: Semi-Automatic Caliber: .40 S&W Capacity: 15 Year introduced: 2010, Austria Weight: 25.59 oz Overall length: 8.03" Status: Active Intended use: Law Enforcement, Duty