Compact USP in .45 ACP. Despite the compact designation, this is a full-size pistol in terms of practical carry. Widely used by US plain-clothes law enforcement. Type: Pistol Action: Semi-Automatic Caliber: .45 ACP Capacity: 8 Year introduced: 1998, Germany Weight: 27.7 oz Overall length: 7.09" Status: Active Intended use: Concealed Carry, Law Enforcement