BCM 11.5 BFH (GOVT) Upper Receiver Group MCMR 10 MLOK
Features- Cold Hammer Forged Barrel
M4 Feed Ramp Barrel Extension - M4 Feed Ramp Flat Top Receiver
- T-Marked Upper Receivers
- USGI 1/7 Twist Rates
- USGI 5.56 NATO Chambers
- Mil-Spec 11595E - Certified 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
