HK SP5K-PDW with factory-installed folding brace adapter modeled on the classic MP5K PDW folding stock profile. Type: Pistol Action: Semi-Auto Caliber: 9mm Luger Capacity: 30 Year introduced: 2020, Germany Weight: 57.6 oz Overall length: 17.5" Status: Active Intended use: Personal defense / collector, PDW, Collector, Home Defense