The P7 M8 is the single-stack 8-round variant of HK's iconic squeeze-cocker pistol, combining the gas-delayed blowback action with a slim profile for concealed carry. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 8 Year introduced: 1979, Germany Weight: 78 oz Overall length: 6.6" Status: Discontinued Intended use: Law Enforcement, Concealed Carry, Collecting