Bushmaster A3 AR-15 Complete Upper ORC 223 Rem/5.56 NATO 16" Matte No Sigh
The O.R.C. (Optics Ready Carbine) Upper is designed for shooters who intend to add optics such as holographic sites, scopes, or red dots. Flexibility and performance make it a great gun for patrol officers. Various add-on rear iron sights can be easily attached to the flat-top Upper Receiver, and Bushmaster's BMAS Front Flip-up Sight for V Match Rifles (Part # YHM-9360K) can be mounted over the Milled Gas Block. The premium 16" M4 Profile Barrel is chrome lined in both Bore and Chamber to provide Bushmaster accuracy, durability and maintenance ease.