The BCM Standard Mid Length Enhanced Light Weight Fluted AR-15 Upper Receiver Group was designed for the high-volume AR shooter and features a MIL-SPEC twist rate of 1/7. The superior ballistics of the 5.56 ammo is perfect for any shooter, while the longer and steeper feed ramp offers reliable feeding. The fluted barrel provides increased durability and accuracy, making this upper receiver group the perfect choice for any shooter.
BCM Standard Mid Length Enhanced Light Weight Fluted AR-15 Upper Receiver Group – MCMR-15 Handguard – 16″
- 5.56 NATO chamber
- 16″ Mil-B-11595E steel barrel
- Enhanced Lightweight Barrel Profile
- Manganese phosphate barrel finish
- M4 feed ramp barrel extension
- T-marked upper receiver
- USGI 1:7 twist rate
- Chrome bore and chamber
- 3″ Picatinny rail section
- BCM MCMR sling mount
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