YHM Black Diamond YHM-15 Carbine 5.56 NATO 16″

Flagship Black Diamond carbine. The Diamond forearm bridges the gap between the upper receiver and hand guard and is marked for position on all 4 sides. YHM’s diamond pattern in the hand guard reduces weight and blends perfectly with our diamond fluted barrels. Features Include: * All Mil. Spec. Internal Parts * Mil. Spec. Forged 7075-T6 Aluminum YHM Lower Receiver * Mil. Spec. Forged 7075-T6 Aluminum YHM Flat Top Upper Receiver * “T” Marked Upper Receiver * 16″ Chrome-Moly Vanadium Steel Barrel, Heat Treated to RC 25-32 * Chambered in 5.56 N.A.T.O., Chrome-Lined with either a 1:9″ or 1:7″ Twist * YHM Diamond Fluting Improves Rigidity and Aids in Barrel Cooling * Mil. Spec. Bolt Carrier Assembly * Forward Assist * YHM Phantom 5C2 Flash Hider / Compensator (YHM-28-5C2) * YHM Carbine Length Diamond Handguard (YHM-9630-DX) * YHM Forearm Endcap (YHM-9484-A) * YHM Front Flip Sight Tower (YHM-9394) * YHM Flip Rear Sight (YHM-9680) * Adjustable Carbine Stock