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Mfg Item #: UAMCX-556N-16B-LT-BLK
MCX-SPEAR LT UPPER 5.56MM 16"
| Barrel | 16" |
|---|---|
| Finish | Black |
| Caliber | 223 Rem | 5.56 NATO |
| Nfa Thread Pattern | 1/2x28 |
| Additional Feature 1 | Complete 16" Upper Assembly |
| Additional Feature 2 | Compatible w/MCX, M400 & 516 |
| Additional Feature 3 | Compat w/any MIL-SPEC AR-15/M4 |