Lightweight AR-15 with 16" pencil-profile barrel. Under 6 lb unloaded. Reduced recoil and fatigue in the field. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 30 Year introduced: 2009, USA Weight: 5.9 oz Overall length: 32.5" Status: Active Intended use: home_defense, hunting