YHM is very pleased to offer our flagship Black Diamond Carbine Top End. 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:
* Mil. Spec. Forged 7075-T6 Aluminum YHM Flat Top Upper Receiver
* "T" Marked Upper Receiver
* Forward Assist
* Mil. Spec. Bolt Carrier Assembly
* 16" 4140 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
* 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)

Total Weight: 4.4 Pounds