The MP5K (Kurz, short) is the ultra-compact variant with a stubby 4.5-inch barrel and front grip, designed for close protection and vehicle operations. Type: Rifle Action: Semi-Automatic Caliber: 9mm Capacity: 30 Year introduced: 1976, Germany Weight: 64 oz Overall length: 13" Status: Active Military use: Yes Intended use: Special Operations, Law Enforcement