5.56mm Uppers
Our 5.56mm uppers are made from the highest quality materials, ensuring that they can withstand even the most challenging shooting conditions. We offer a variety of barrel lengths and styles to fit your specific needs, as well as handguards, charging handles, and other components to complete your build.
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On Sale
GHOST ELITE 7.5" UPPER 5.56 NATO - TACTICAL GRAPE
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 7.5" 5.56 - Tactical Grape Tactical Grape Cerakote Finished Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 7.5" 1:7 Twist 4150 M4 Barrel Black Nitride Pistol Length Gas System Ghost Firearms 7"...Sale: $259.00MSRP: $329.00 -
On Sale
Grid Defense 7.5" 5.56 Flash Can Upper Receiver - Tactical Grape
Sale: $329.00MSRP: $399.00GRID DEFENSE 7.5 Upper With Flash Can - 5.56 Upper Receiver- TACTICAL GRAPE Finished in Purple Cerakote Chambered in 5.56x45 NATO 1:7 Twist 7.5" 4150 M4 Barrel - Black Nitride Dimpled Flash Can 9" Grid Defense Octagon Rail Pistol Length Gas System...Sale: $329.00MSRP: $399.00 -
On Sale
Grid Defense 7.5" 5.56 Upper Receiver - Tactical Grape
Sale: $299.00MSRP: $379.00Grid Defense 7.5" 5.56 Upper Receiver Finished in Purple Cerakote Mil Spec 7075-T6 Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel - Black Nitride 7" Grid Defense Octagon M-Lok Rail Pistol Length Gas System A2 Flash Hider Chambered in 5.56x45 NATO...Sale: $299.00MSRP: $379.00 -
Grid Defense Stainless Steel 7.5" 5.56 Upper Receiver - Tactical Grape
$399.00Grid Defense Stainless Steel 7.5" 5.56 Upper Receiver Purple Cerakote Finish Chambered in 5.56 NATO Stainless Steel A2 Flash Hider 7.5" 1:7 Twist 416R Stainless Steel Barrel - M4 Profile Pistol Length Gas System Grid Defense 7" M-Lok Free Float Hand...$399.00 -
On Sale
GHOST FIREARMS 7.5" 5.56 FLASH CAN UPPER RECEIVER WITH TACTICAL GRAPE 9" RAIL
Sale: $299.00MSRP: $349.00GHOST FIREARMS 7.5" 5.56 FLASH CAN UPPER RECEIVER Proudly Made in the USA 7075 T6 Forged Aluminum Mil-Spec AR15 Upper Receiver - Black Anodized 7.5" 1:7 Twist 4150 Steel Barrel Pistol Length Gas System .750 Low Profile Gas Block Hard Coat Black Anodized...Sale: $299.00MSRP: $349.00