GRID DEFENSE 16″ 5.56 UPPER RECEIVER – BLACK
- Premium AR upper receiver, the new 5.56 AR upper from Grid Defense.With hard coat black anodized.
- Chambered in 5.56×45 NATO
- Skeletonized Upper Receivers
- 14″ M-Lok Rail
- 16″ 1:7 4150 M4 Barrel – Black Nitride
- Carbine Length Gas System
- A2 Flash Hider
- Mil-Spec 7075-T6 Upper Receiver
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