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
Grid Defense 7.5" 5.56 Upper Receiver - Burnt Bronze
Sale: $299.00MSRP: $379.00Grid Defense 7.5" 5.56 Upper Receiver Finished in Burnt Bronze 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...Sale: $299.00MSRP: $379.00 -
On Sale
GHOST FIREARMS 10.5" 5.56 BURNT BRONZE UPPER RECEIVER WITH 9" FDE M-LOK RAIL
Sale: $269.00MSRP: $329.00GHOST FIREARMS 10.5" 5.56 NATO UPPER RECEIVER Chambered in 5.56 NATO 7075 T6 Forged Aluminum Mil-Spec AR15 Upper Receiver - Burnt Bronze A2 Birdcage Flash Hider 10.5" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System Ghost Firearms FDE 9"...Sale: $269.00MSRP: $329.00 -
On Sale
Grid Defense GX2 7.5" 5.56 Flash Can Upper Receiver - Burnt Bronze
Sale: $329.00MSRP: $399.00Grid Defense GX2 7.5" 5.56 NATO Flash Can Upper Mil-Spec 7075-T6 Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel - Black Nitride Chambered in 5.56x45 NATO 9" Grid Defense GX2 Octagon M-Lok Rail Dimpled Flash Can Pistol Length Gas System Made in the...Sale: $329.00MSRP: $399.00 -
On Sale
Grid Defense Stainless Steel 7.5" 5.56 Upper Receiver - Burnt Bronze
Sale: $299.00MSRP: $399.00Grid Defense Stainless Steel 7.5" 5.56 Upper Receiver Burnt Bronze 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...Sale: $299.00MSRP: $399.00 -
On Sale
Grid Defense Stainless Steel 16" 5.56 Upper Receiver - Burnt Bronze
Sale: $329.00MSRP: $429.00Grid Defense Stainless Steel 16" 556 Upper Receiver - Burnt Bronze Burnt Bronze Cerakote Finish Chambered in 5.56 NATO Stainless Steel A2 Flash Hider 16" 1:7 Twist 416R Stainless Steel Barrel - M4 Profile Carbine Length Gas System Grid Defense 14" M-Lok...Sale: $329.00MSRP: $429.00 -
On Sale
Ghost Vital 16" Black Upper 5.56 NATO With Burnt Bronze 11" Rail
Sale: $259.00MSRP: $329.00Ghost Vital 16" Black Upper 5.56 NATO With 11" Burnt Bronze Rail - Black Chambered in 5.56 NATO 16" 1:7 Twist 4150 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 11" M-Lok Free Float Hand Guard Finished in Burnt...Sale: $259.00MSRP: $329.00 -
Out of stock
ALWAYS ARMED LIMITED EDITION 10.5" 5.56 NATO FLASH CAN UPPER WITH STRIKE INDUSTRIES & TIMBER CREEK ACCESSORIES - BURNT BRONZE
$386.94Always Armed 10.5" 5.56 NATO Flash Can Upper Receiver - Burnt Bronze Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 10.5" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas...$386.94 -
GHOST FIREARMS 7.5" 5.56 FLASH CAN UPPER RECEIVER WITH BURNT BRONZE 9" RAIL
$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...$349.00