Grid Defense

Grid Defense 9" Octagon M-Lok Rail Finished in Tungsten Gray Cerakote 6000 Series Aluminum Octagon Extrusion MIL-STD 1913 Picatinny Rail M-Lok Slots on Four Sides QD Mounts on Each Side Clamp on...

Grid Defense 12" Octagon M-Lok Rail Finished in Tungsten Gray Cerakote 6000 Series Aluminum Octagon Extrusion MIL-STD 1913 Picatinny Rail M-Lok Slots on Four Sides QD Mounts on Each Side Clamp on...

Grid Defense 7.5" .300 Blackout Upper Receiver  Finished in Tungsten Gray Cerakote Mil Spec 7075-T6 Upper Receiver 7.5" 1:8 Twist 4150 Light HBAR Barrel - Black Nitride 7" Grid Defense Octagon...

Grid Defense 7.5" 5.56 Upper Receiver  Finished in Tungsten Gray Cerakote AR15 Skeletonized Upper Mil Spec 7075-T6 Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel - Black Nitride 7" Grid Defense...

Grid Defense Stainless Steel 10.5" 5.56 Upper Receiver High quality AR15 upper receivers Tungsten Gray Cerakote Finish Stainless Steel AR 15 Upper Receiver Chambered in 5.56 NATO Grid Defense...

Grid Defense 14" Octagon M-Lok Rail Finished in Tungsten Gray Cerakote 6000 Series Aluminum Octagon Extrusion MIL-STD 1913 Picatinny Rail M-Lok Slots on Four Sides QD Mounts on Each Side Clamp on...

Grid Defense 14" Octagon M-Lok Rail Finished in Purple Cerakote 6000 Series Aluminum Octagon Extrusion MIL-STD 1913 Picatinny Rail M-Lok Slots on Four Sides QD Mounts on Each Side Clamp on System...

Grid Defense 10.5" 5.56 Dimpled Flash Can Upper in Tungsten Gray  The best Mil-Spec upper receiver, the new 5.56 upper receiver with AR flash can. Finished in tungsten gray cerakote Made in the...

Grid Defense 10.5" .300 Blackout Upper Receiver - Tungsten Gray Finished in Tungsten Gray Cerakote Mil-Spec 7075-T6 Upper Receiver 10.5" 1:8 Twist 4150 Steel Barrel - Black Nitride Chambered in .300...

Grid Defense 5.5" 9mm Flash Can Upper Receiver - Tungsten Gray Finished in Tungsten Gray Cerakote Made in the USA Dimpled Flash Can 7" Grid Defense Octagon M-Lok Rail Chambered in 9x19 Para 5...

Grid Defense 7.5" .300 Blackout Flash Can Upper Receiver Finished in Tungsten Gray Cerakote Mil-spec 7075-T6 Upper Receiver 7.5" 1:8 Twist 4150 Light HBar Barrel - Black Nitride 9" Octagon M-Lok...

Grid Defense 7.5" 5.56 Flash Can Upper - Tungsten Gray Finished in Tungsten Gray Cerakote 7075-T6 MilSpec Upper Receiver 7.5" 1:7 Twist 4150 Barrel - Black Nitride Chambered in 5.56x45 NATO Dimpled...

Grid Defense 16" 9mm Upper Receiver - Tungsten Gray Finished in Tungsten Gray Cerakote Milspec 7075-T6 Upper Receiver 16" 1:10 Twist 4150 Light HBar Barrel - Black Nitride 1/2x36 Thread Pattern 14"...

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 16" Upper Receiver Finished in Tungsten Gray Cerakote Chambered in 7.62x39 16" 1:10 Twist 4150 Light HBar Barrel - Black Nitride A2 Muzzle Device 14" Free Floating M-Lok Rail Milspec...

Grid Defense 16" 5.56 Upper Receiver - Tungsten Gray  Tungsten Gray Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2...

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" 300 Blackout Upper Receiver - Tungsten Gray Tungsten Gray Cerakote Finish Chambered in .300 Blackout (7.62x35) Stainless Steel A2 Flash Hider 16" 1:8 Twist 416R...

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

GRID DEFENSE BILLET AR-10 STRIPPED UPPER RECEIVER - TUNGSTEN GRAY  High Profile DPMS Pattern 6061 Billet Aluminum Tungsten Gray Cerakote Finish Made in the USA