GRID DEFENSE 16″ 5.56 QUAD RAIL UPPER RECEIVER – BLACK

GRID DEFENSE 16″ 5.56 QUAD RAIL UPPER RECEIVER – BLACK

• Black Anodized Finish
• Chambered in 5.56×45 NATO
• 14″ M-Lok Quad Rail
• 16″ 1:7 4150 M4 Barrel – Black Nitride
• Carbine Length Gas System
• A2 Flash Hider
• Mil-Spec 7075-T6 Upper Receiver