HK SL8, the civilian-legal import version of the HK G36. Thumbhole stock and 10-round magazine in 5.56 NATO. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 10 Year introduced: 1999, Germany Weight: 8.6 oz Overall length: 39.5" Status: Active Intended use: Collector, Tactical