The HK USP Compact reduces the full-size frame and slide while retaining the core USP operating system and controls. The compact version found wide adoption among plainclothes law enforcement and civilian concealed carry users who wanted the USP quality in a smaller package. It introduced the LEM trigger variant as an option. Type: Pistol Action: Semi-Automatic Caliber: 9mm Parabellum Capacity: 13 Year introduced: 1996, Germany Weight: 25.6 oz Overall length: 6.81" Status: Active Intended use: Law Enforcement, Concealed Carry