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CMMG Mk4 upper receiver Assembly with dust cover and forward assist installed. Perfect to start a build. Does not come with charging handle bolt carrier group, barrel nut or delta ring. It is forged of 7075 T6 aluminum.
| Manufacturer | CMMG |
| Pricing Unit | EA |
| Model | Upper Receiver Assembly |
| UPC | 815835012568 |
| SKU | 55BA22C |
| Width | 2.5000 |
| Length | 7.5000 |
| Height | 1.5000 |
| Weight | 0.5500 |




FFL Required