Premium mil-spec plus AR-15 with a 16-inch chrome-lined barrel, Geissele two-stage trigger, and Super Modular Rail. Cold hammer forged barrel, Geissele gas block. Designed as the ideal government-spec duty rifle. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2019, USA Weight: 6.8 oz Overall length: 35" Status: Active Intended use: Patrol / Military / Range