Grid Defense 16" 7.62x39 Upper Receiver - OD 

• Finished in Magpul Olive Drab Green
• Chambered in 7.62x39
• 16" 1:10 Twist 4150 Light HBar Barrel - Black Nitride
• A2 Muzzle Device
• 14" Free Floating M-Lok Rail
• Milspec 7075-T6 Upper Receiver
• Carbine Gas System
• .750 Low Profile Gas Block
• Made in the USA