CMMG AR-15 MK4 T Complete Upper Receiver .223 Rem/5.56 NATO 16" Barrel RKM11 KeyMod Hand Guard A2 Muzzle Brake Matte Black 55BC76A
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Brand: CMMG, Inc. 55BC76A
Item: 7-55BC76A
UPC: 815835015866

CMMG is a leading manufacturer of AR-15 and AR-15 related accessories. CMMG's commitment to quality and creating product at the best value at the best price is unmatched. This complete upper receiver is designed to connect seamlessly with your existing AR-15 or AR-15 pattern lower receiver. For your convenience, a bolt carrier group is included and everything on this complete unit features a matte black finish.

Specifications and Features:
CMMG Complete Upper Receiver 55BC76A
5.56mm NATO (accepts .223 Remington)
16" 4140 Chrome-Moly steel medium taper profile
Threaded 1/2x28
RKM11 KeyMod hand guard
Forged 7075-T6 Aluminum M4 Type Upper
CMMG A2 Compensator
Bolt carrier group
Charging Handle
Matte black


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Most Helpful Customer Reviews

1 of 1 people found the following review helpful
5.0 Rating ON THE MONEY - 3/23/2014
Reviewer: FRANK C
UPPER RAN GREAT, ZERO IN AT 100 YARDS GREAT FIT TO LOWER, WILL BUY FOR A NEW BUILD
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CMMG AR-15 MK4 T Complete Upper Receiver .223 Rem/5.56 NATO 16 Barrel RKM11 KeyMod Hand Guard A2 Muzzle Brake Matte Black 55BC76A
CMMG AR-15 MK4 T Complete Upper Receiver .223 Rem/5.56 NATO 16 Barrel RKM11 KeyMod Hand Guard A2 Muzzle Brake Matte Black 55BC76A
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