“Ruger 8514 AR-556 MPR 223 Rem 30+1 18″ 4140 Chrome-Moly Steel Barrel, Hard Coat Anodized 7075-T6 Aluminum, Magpul MOE SL Adjustable Stock, Elite 452 Two AR-Trigger, Magpul MOE Grip, Optics Ready” has been added to your cart. View cart