Grid Defense

Grid Defense Stripped Skeletonized AR15 Lower Receiver - Black Hard coat Black Anodized Machined from 7075-T6 Forged Aluminum Caliber - Multi Safety Markings - N/A Weighs 7.24oz Works with...

Grid Defense Lower Receiver Spring Replacement Kit Take Down Pin Detent Springs (2) Buffer Retainer Spring Hammer Spring trigger Spring Disconnect Spring Bolt Catch Spring Magazine Catch...

Grid Defense Pistol Grip Screw and Washer Replacement

Grid Defense Bolt Catch Plunger/Spring/Roll Pin Replacement 1x Bolt Catch Plunger 1x Bolt Catch Plunger Spring 1x AR-15 Bolt Catch Roll Pin

Grid Defense AR Lower Takedown/Pivot Pin Spring and Detent Replacements Machined from quality corrosion resistant stainless steel Made in the U.S.A. AR-15 and AR-15 3x Takedown / Pivot Pin...

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

Grid Defense 16" 5.56 AR-15 Upper Receiver - Pink Champagne Pink Champagne Cerakote Finish Pink Champagne Complete Upper Chambered in 5.56x45 NATO 14" M-Lok Rail 16" 1:7 4150 M4 Barrel -...

GRID DEFENSE 7.5" 9MM STAINLESS STEEL FLASH CAN UPPER RECEIVER - BLACK ANODIZED  Hard Coat Black Anodized Finish Mil Spec 7075-T6 Upper Receiver 7.5" 1:10 Twist 416R Stainless Steel...

Grid Defense 16" 5.56 NATO Lightweight Quad Rail Upper Receiver - FDE FDE Cerakote Finish Chambered in 5.56 NATO A2 Flash Hider 16" 1:7 Twist Pencil Profile Barrel Mid Length Gas System .625...

Grid Defense Stainless Steel 16" 556 Upper Receiver - Black  Hard Coat Black Anodized Finish Chambered in 5.56 NATO Stainless Steel A2 Flash Hider 16" 1:7 Twist 416R Stainless Steel Barrel...

Grid Defense 16" 5.56 Upper Receiver - Black Premium AR upper receiver, the new 5.56 AR upper from Grid Defense.With hard coat black anodized. Chambered in 5.56x45 NATO Skeletonized Upper...

Grid Defense 7.5" 9MM Upper Receiver - Pink Champagne Finished in Pink Champagne Cerakote AR15 Skeletonized Upper Mil Spec 7075-T6 Upper Receiver 7.5" 1:10 Twist 4150 M4 Barrel - Black...

Grid Defense 7.5" .300 Blackout Upper Receiver - Pink Champagne Finished in Pink Champagne Cerakote AR15 Skeletonized Upper Mil Spec 7075-T6 Upper Receiver 7.5" 1:8 Twist 4150 M4 Barrel -...

Grid Defense American Flag - Ejection Port - Dust Cover Standard Steel Ejection Port Dust Cover for use on AR Rifles.  Includes full install kit (cover, rod, spring, and clips).  Made...

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

Grid Defense Pistol Stabilizing Fin - Smith & Wesson Red -Constructed from Reinforced Polymer -Increases Weapon Control and Stability -Weighs 5.7oz -Fits Pistol Buffer Tube up to 1.25" (Not...

Grid Defense Pistol Stabilizing Fin - Pink Champagne -Constructed from Reinforced Polymer -Increases Weapon Control and Stability -Weighs 5.7oz -Fits Pistol Buffer Tube up to 1.25" (Not...

Grid Defense Pistol Stabilizing Fin - Bazooka Green -Constructed from Reinforced Polymer -Increases Weapon Control and Stability -Weighs 5.7oz -Fits Pistol Buffer Tube up to 1.25" (Not...

Grid Defense Pistol Stabilizing Fin - Burnt Bronze -Constructed from Reinforced Polymer -Increases Weapon Control and Stability -Weighs 5.7oz -Fits Pistol Buffer Tube up to 1.25" (Not...

Grid Defense Pistol Stabilizing Fin - Tungsten Gray -Constructed from Reinforced Polymer -Increases Weapon Control and Stability -Weighs 5.7oz -Fits Pistol Buffer Tube up to 1.25" (Not...