HK's .45 ACP service pistol developed for the US SOCOM Joint Combat Pistol program, featuring a match-grade barrel and modular grip. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 10 Year introduced: 2007, Germany Weight: 28 oz Overall length: 7.5" Status: Active Military use: Yes Intended use: military, law enforcement