Grid Defense 7.5" 7.62x39 Upper Receiver - Blue Titanium

• Made in The USA
• Mil Spec 7075-T6 Upper Receiver
• 7.5" 1:10 Twist 4150 Light HBAR Barrel - Black Nitride
• 7" Grid Defense Octagon M-Lok Rail
• Pistol Length Gas System
• A2 Flash Hider
• Chambered in 7.62x39
• Finished In Blue Titanium Cerakote

*****Ammunition Notification***** Grid Defense test fires every custom upper to verify cycling. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We will only warranty cycling with US made ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds.