CMMG – Cmmg Upper Assy Mk4-ar15 Blk
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CMMGs Upper Receiver Assembly is made from forged 7075 T6 AL, and ships with dust cover and forward assist assembly installed.
- For AR15 rifles
- Billet 7075 T6 Aluminum, Cerakoted Armor Black
|Dimensions||12.50 × 4.75 × 2.00 in|