Grid Defense

Grid Defense AR-15 80% Lower Receiver With Fire/Safe Engravings 5 Pack - Black Includes 5 80% Lower Receivers Machined from 7075-T6 Aluminum Forging 8625 Type III Hardcoat Anodize –...

Grid Defense AR-15 80% Lower Receiver With Fire/Safe Engravings 3 Pack - Black Includes 3 80% Lower Receivers Machined from 7075-T6 Aluminum Forging 8625 Type III Hardcoat Anodize –...

Grid Defense AR-15 80% Lower Receiver With Fire/Safe Engravings 10 Pack - Black Includes 10 80% Lower Receivers Machined from 7075-T6 Aluminum Forging 8625 Type III Hardcoat Anodize –...

Grid Defense Stainless Steel 16" 300 Blackout Upper Receiver - Black Finished in Hard Coat Black Anodize Chambered in .300 Blackout (7.62x35) Stainless Steel A2 Flash Hider 16" 1:8 Twist 416R...

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

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

BLEM GRID DEFENSE BILLET AR-10 STRIPPED UPPER RECEIVER - BLACK  High Profile DPMS Pattern 6061 Billet Aluminum Anodized Black Finish Made in the USA Uppers have cosmetic imperfections...

Grid Defense AR-15 80% Lower Receiver With Optional Fire/Safe Engravings Machined from 7075-T6 Aluminum Forging Flared and broached magazine well Rear upper lug pocket cut out Fits all mil-spec...

Grid Defense 1/2x28 Mini Blast Diverter - Black 1/2x28 Thread Pitch Chambered in 5.56/.223 Hard Coat Black Anodized Length - 1.75" Weight - 0.119Lbs/1.896oz

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

Grid Defense AR-15 80% Lower Receiver With Fire/Safe Engravings - Black Machined from 7075-T6 Aluminum Forging 8625 Type III Hardcoat Anodize – Black Flared and broached magazine...

Grid Defense AR-15 80% Lower Receiver without Fire/Safe Engravings - Black Machined from 7075-T6 Aluminum Forging 8625 Type III Hardcoat Anodize – Black Flared and broached magazine...

Grid Defense AR-9 80% Lower Receiver - Black Finished in hard coat black anodize Machined from 6061 billet aluminum Compatible with any Glock style small frame pistol calibers Compatible with...

Lightweight Billet Aluminum Stock Weight: 11.2 ounces Featureless design for compliance with state laws Precision-machined from 6061-T6 billet aluminum Featureless design for compliance with...

Grid Defense 18" 6mm ARC Upper Receiver - Black Hard Coat Black Anodized Chambered in 6mm ARC 14" Free Float M-Lok Rail 18" 4150 Heavy Profile Barrel - Black Nitride 1:8 Twist Rate .750 Mid...

Grid Defense 9MM Mini Blast Diverter - Black 1/2x36 Thread Pitch Chambered in 9MM Hard Coat Black Anodized Length - 1.75" Weight - 0.119Lbs/1.896oz

5.5" Diamond Fluted Linear Compensator - Black 1/2x28 Thread Pitch Chambered for 5.56/.223/.22LR 6061 Aluminum Weight - 0.346lbs/5.533oz Overall Length - 5.5" Recessed - 1.25" over the...

5.5" Spiral Fluted Linear Compensator - Black 1/2x28 Thread Pitch Chambered for 5.56/.223/.22LR 6061 Aluminum Weight - 0.346lbs/5.533oz Overall Length - 5.5" Recessed - 1.25" over the...

Grid Defense 6" .300 Blackout Pistol Upper Receiver - Black Chambered in .300 Blackout 6" 1:7 Twist 4150 Light HBar Barrel - Black Nitride 7075-T6 Milspec Upper Receiver Pistol Length Gas...

Grid Defense 10.5" 9mm Upper Receiver - Black  Hard Coat Black Anodized Mil Spec 7075-T6 Upper Receiver 10.5" 9MM Barrel Chrome Moly Vanadium 1:10 Twist Rate Straight Profile Barrel QPQ...