Grid Defense

Grid Defense 20" 6.5 Grendel Upper Receiver - Tungsten Gray Upper Specifications Mil-Spec Upper Design Machined from 7075-T6 Forging Mil-Spec dust cover and forward assist Made in the USA 14"...

Grid Defense 20" 6.5 Grendel Upper Receiver - Burnt Bronze Upper Specifications Mil-Spec Upper Design Machined from 7075-T6 Forging Mil-Spec dust cover and forward assist Made in the USA 14"...

Grid Defense 18" 6.5 Creedmoor Billet Upper - Tungsten Gray Upper Specifications Billet Upper Receiver Machined from 6061 Aluminum Fits DPMS Gen 1 Lower Receivers Made in the USA High Profile...

Grid Defense 18" 6.5 Creedmoor Billet Upper - Burnt Bronze Upper Specifications Billet Upper Receiver Machined from 6061 Aluminum Fits DPMS Gen 1 Lower Receivers Made in the USA High Profile...

Grid Defense 16" 8.6 Blackout Billet Upper - Blue Titanium Billet DPMS High Profile Pattern upper 16" 4150 chrome moly barrel Carbine length gas system Chambered in 8.6 Blackout 1:10 Twist...

Grid Defense 16" 8.6 Blackout Billet Upper - Tungsten Gray Billet DPMS High Profile Pattern upper 16" 4150 chrome moly barrel Carbine length gas system Chambered in 8.6 Blackout 1:10 Twist...

Grid Defense 16" 8.6 Blackout Billet Upper - Burnt Bronze Billet DPMS High Profile Pattern upper 16" 4150 chrome moly barrel Carbine length gas system Chambered in 8.6 Blackout 1:10 Twist...

Grid Defense AR-9 80% Lower Receiver - Tungsten Gray Finished in Tungsten Gray Cerakote Machined from 6061 billet aluminum Compatible with any Glock style small frame pistol calibers Compatible...

Grid Defense AR-9 80% Lower Receiver - Burnt Bronze Finished in Burnt Bronze Cerakote Machined from 6061 billet aluminum Compatible with any Glock style small frame pistol calibers Compatible...

Grid Defense AR-10 80% Lower Receiver Without Fire/Safe - Tungsten Gray Machined from 6061-T6 Billet Aluminum Made in house in the USA Flared and Broached Magwell Finished in Tungsten Gray...

Grid Defense AR-10 80% Lower Receiver Without Fire/Safe - Burnt Bronze Machined from 6061-T6 Billet Aluminum Made in house in the USA Flared and Broached Magwell Finished in Burnt Bronze...

Grid Defense AR-15 80% Lower Receiver without Fire/Safe Engravings - Tungsten Gray Machined from 7075-T6 Aluminum Forging Finished in Tungsten Gray Cerakote Flared and broached magazine...

Grid Defense AR-15 80% Lower Receiver without Fire/Safe Engravings - Burnt Bronze Machined from 7075-T6 Aluminum Forging Finished in Burnt Bronze Cerakote Flared and broached magazine well Rear...

Grid Defense HEX Stainless Steel 16" .223 Wylde Upper Receiver - Burnt Bronze Burnt Bronze Cerakote Finish Chambered in .223 Wylde 16" 416R Stainless Steel Barrel 1:8 Twist Rate 1/2x28 TPI...

Grid Defense 18" 6mm ARC Upper Receiver - Tungsten Gray Finished in Tungsten Gray Cerakote Chambered in 6mm ARC 14" Free Float M-Lok Rail 18" 4150 Heavy Profile Barrel - Black Nitride 1:8...

Grid Defense 18" 6mm ARC Upper Receiver - Burnt Bronze Finished in Burnt Bronze Cerakote Chambered in 6mm ARC 14" Free Float M-Lok Rail 18" 4150 Heavy Profile Barrel - Black Nitride 1:8 Twist...

Grid Defense AR-10 Low-Profile Stripped Upper Receiver - Tungsten Gray Low-Profile DPMS Pattern Forged Aluminum Tungsten Gray Cerakote Finish Made in the USA  

Grid Defense 10.5" 9mm Upper Receiver - Tungsten Gray Finished in Tungsten Gray Cerakote Mil Spec 7075-T6 Upper Receiver 10.5" 9MM Barrel Chrome Moly Vanadium 1:10 Twist Rate Straight Profile...

Grid Defense 10.5" 9mm Upper Receiver - Burnt Bronze Finished in Burnt Bronze Cerakote Mil Spec 7075-T6 Upper Receiver 10.5" 9MM Barrel Chrome Moly Vanadium 1:10 Twist Rate Straight Profile...

Grid Defense 20" 350 Legend Upper Receiver - Tungsten Gray Tungsten Gray Cerakote Finish Chambered in 350 Legend A2 Flash Hider 20" 1:16 Twist 4150 Barrel - Black Nitride Carbine Length Gas...