Performance Center AR-15 with a free-float stainless steel barrel, Geissele two-stage trigger, custom muzzle brake, and a guaranteed sub-MOA accuracy promise with match ammunition. Each rifle individually tested and ships with a test target. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 30 Year introduced: 2014, USA Weight: 26 oz Overall length: 37" Status: Active Intended use: Competitive Shooting