BCM Barrel Stripped (LW) BFH 16 Mid Length Gas.

Cold Hammer Forged Barrel
M4 Feed Ramp Barrel Extension (USGI)
USGI 1/7 Twist Rates
USGI 5.56 NATO Chambers
Mil-Spec 11595E - Barrel Steel (CMV)
Chrome Lined Bore and Chamber
Manganese Phosphate Barrel Finish
USGI Government Profile Barrels
HPT (High Pressure Test) Barrels
MPI (Magnetic Particle Inspected) Barrels