Grid Defense

Grid Defense 7.5" .300 Blackout Flash Can Upper Receiver - Burnt Bronze Made in the USA Chambered in .300 Blackout (7.62x35) Dimpled Flash Can  Pistol Length Gas System 9" Grid Defense Octagon...

Grid Defense OD Green 7.5" 5.56 Flash Can Upper  Finished in Magpul Olive Drab Green Cerakote 7075-T6 Mil Spec 5.56 Upper Receiver Chambered in 5.56x45 NATO 1:7 Twist 7.5" 4150 M4 Barrel -...

Grid Defense 7.5" 5.56 Flash Can Upper Receiver - Burnt Bronze Finished in Burnt Bronze Cerakote 5.56 Flash Can Upper Receiver Mil Spec 7075-T6 Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel - Black...

Grid Defense 7.5" 9mm Flash Can Upper Receiver - Tungsten Gray Finished in Tungsten Gray Cerakote Mil Spec 7075-T6 Flash Can Upper Receiver 7.5" 1:10 Twist 4150 Light HBar Barrel - Black Nitride 9"...

Grid Defense 7.5" 9mm Flash Can Upper Receiver - Flat Dark Earth Finished in Magpul FDE Cerakote Grid Defense 7.5" Upper Receiver Mil Spec 7075-T6 Upper Receiver 7.5" 1:10 Twist 4150 Light HBar...

Grid Defense 16" 7.62x39 Upper Receiver - FDE  Finished in Magpul Flat Dark Earth Chambered in 7.62x39 16" 1:10 Twist 4150 Light HBar Barrel - Black Nitride A2 Muzzle Device 14" Free Floating...

Grid Defense 16" 5.56 Upper Receiver - Flat Dark Earth Upper Receiver Magpul Flat Dark Earth Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Rail 16" 1:7 4150 M4 Barrel - Black Nitride...

Grid Defense 16" 300 Blackout Upper Receiver - Flat Dark Earth FDE Cerakote Finish Chambered in .300 Blackout (7.62x35) A2 Flash Hider 16" 1:8 Twist 4150 Light HBar Barrel - Black Nitride Pistol...

Grid Defense 16" 300 Blackout Upper Receiver - Tungsten Gray Tungsten Gray Cerakote Finish Chambered in .300 Blackout (7.62x35) A2 Flash Hider 16" 1:8 Twist 4150 Light HBar Barrel - Black Nitride...

Grid Defense Stainless Steel 16" 556 Upper Receiver - OD Green OD Green Cerakote Finish Chambered in 5.56 NATO Stainless Steel A2 Flash Hider 16" 1:7 Twist 416R Stainless Steel Barrel - M4 Profile...

GRID DEFENSE BILLET AR-10 STRIPPED UPPER RECEIVER - BLUE TITANIUM High Profile DPMS Pattern 6061 Billet Aluminum Blue Titanium Cerakote Finish Made in the USA

Adjustable Low Profile Gas Block .750  Minimal-profile replacement for factory front sight/gas block won’t interfere with extended-length tactical forearms, while ensuring proper function...

GRID DEFENSE BILLET AR-10 STRIPPED UPPER RECEIVER - OD GREEN  High Profile DPMS Pattern 6061 Billet Aluminum OD Green Cerakote Finish Made in the USA  

GRID DEFENSE BILLET AR-10 STRIPPED UPPER RECEIVER - BURNT BRONZE High Profile DPMS Pattern 6061 Billet Aluminum Burnt Bronze Cerakote Finish Made in the USA