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Mfg Item #: U556KIT
This 5.56 NATO build kit includes a Mil-Spec 7075 billet flat top upper receiver, a 13" Tactical QD rail assembly, and barrel nut. It is black hard coat anodized.
| Type | Stripped |
|---|---|
| Series | Upper with QD Rail |
| Sights | None, Optic Ready |
| Caliber | 223 Remington/5.56 NATO |
| Barrel Length | N/A |
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