HK's squeeze-cocking gas-delayed semi-automatic, where the pistol is cocked by squeezing the front grip strap and decocked when released. Used a unique gas-delayed blowback system unique among production pistols. Type: Pistol Action: Semi-Automatic Caliber: 9mm Capacity: 8 Year introduced: 1976, Germany Weight: 28.2 oz Overall length: 6.54" Status: Discontinued Intended use: Duty, Collecting