The HK USP Compact in .357 SIG combines HK's polymer-frame DA/SA USP platform with the .357 SIG cartridge in a compact configuration, featuring HK's polygonal rifling and the USP's control variant system for configuring trigger and decocker preferences. Type: Semi-Automatic Pistol Action: DA/SA Caliber: .357 SIG Capacity: 12 Year introduced: 1997, Germany Weight: 25.56 oz Overall length: 6.81" Status: Discontinued Intended use: law_enforcement, self_defense