Full-size USP in .45 ACP, used as the basis for the Mark 23 SOCOM development. The largest and most powerful standard USP variant, featuring the same recoil-reduction system. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 12 Year introduced: 1995, Germany Weight: 30.4 oz Overall length: 7.87" Status: Active Military use: Yes Intended use: Service, Law Enforcement