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CMMG Mk4 Recce Upper Receiver Group 5.56mm 55B5949

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CMMG, Inc.
Ships from Warehouse 1
Typically ships the same business day when ordered before 4pm CST.
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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.

Features and Specifications:
Manufacturer Number: 55B5949
5.56mm NATO (accepts .223 Remington)
16" 416 stainless steel medium taper profile
Threaded 1/2x28
RKM14 KeyMod hand guard
Forged 7075-T6 Aluminum M4 Type Upper
CMMG SV brake
Bolt carrier group
Charging Handle
Matte black


Item#: ARR-118-022
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