AR15 - 5.56 NATO
Shop our selection of 5.56 complete uppers and build kits for your next AR-15. Designed for the best performance possible while not breaking the bank. Use these to upgrade your current gun or have a fresh start for something unique. Whether you're building a self defense pistol or a rifle for hunting these uppers will do the job.
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ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 15" M-LOK QUAD RAIL - FDE
Sale: $219.00MSRP: $329.00ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 15" M-LOK QUAD RAIL - FDE Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Magpul Flat Dark Earth Cerakote Finish Carbine Length Gas System A2 Muzzle Device 1:7 Twist...Sale: $219.00MSRP: $329.00 -
ALWAYS ARMED JESTER 16" 5.56 NATO UPPER RECEIVER - FDE
$319.00ALWAYS ARMED JESTER 16" 5.56 NATO UPPER RECEIVER Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas System .750 Low...$319.00 -
ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - FDE
Sale: $229.00MSRP: $339.00ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - FDE Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Pistol Length Gas...Sale: $229.00MSRP: $339.00 -
Ghost Elite 16" Upper 5.56 Nato - Tequila Sunrise
Sale: $249.00MSRP: $349.00Ghost Elite 16" Upper 5.56 Nato - Tequila Sunrise Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas System .750 Low...Sale: $249.00MSRP: $349.00 -
GHOST FIREARMS 7.5" 5.56MM WITH 7" M-LOK PISTOL KIT - TACTICAL GRAPE
Sale: $439.00MSRP: $579.00Ghost Firearms 7.5" 5.56 Pistol Kit - Tactical Grape Purple Cerakote Finished Chambered in 5.56/.223 (5.56x45mm) M16 Bolt Carrier Group Mil-Spec Charging Handle A2 Flash Hider 7.5" 1:7 Twist 4150 Chrome Moly Steel Barrel Black...Sale: $439.00MSRP: $579.00 -
Grid Defense 16" 5.56 Quad Rail Upper Receiver - Burnt Bronze
Sale: $349.00MSRP: $399.00Grid Defense 16" 5.56 Quad Rail Upper Receiver - Burnt Bronze Burnt Bronze Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Quad Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2 Flash Hider Mil-Spec 7075-T6 Upper ReceiverSale: $349.00MSRP: $399.00 -
ALWAYS ARMED 16" 5.56 NATO TR SERIES WITH TRINITY FORCE SIGHTS RIFLE KIT - BLACK ANODIZED
Sale: $349.00MSRP: $519.00Always Armed 16" 5.56 NATO TRX With Trinity Force Sights Rifle Kit - Black Anodized Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56...Sale: $349.00MSRP: $519.00 -
Grid Defense 16" 5.56 Quad Rail Upper Receiver - Blue Titanium
Sale: $349.00MSRP: $399.00Grid Defense 16" 5.56 Quad Rail Upper Receiver - Blue Titanium Blue Titanium Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Quad Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2 Flash Hider Mil-Spec 7075-T6 Upper ReceiverSale: $349.00MSRP: $399.00 -
ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL TR SERIES UPPER RECEIVER - BLACK ANODIZED
Sale: $209.00MSRP: $269.00ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL TR SERIES UPPER RECEIVER - BLACK ANODIZED Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:7 Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO Pistol...Sale: $209.00MSRP: $269.00 -
Ghost Firearms 7.5" 5.56 Flash Can Upper Receiver - BLEM
$349.00Ghost Firearms 7.5" Flash Can Upper Receiver Hard Coat Black Anodized Finish Milspec 7075-T6 Upper Receiver 7.5" 1:7 4150 M4 Barrel - Black Nitride Chambered in 5.56x45 NATO .750 Low Profile Gas Block Pistol Length Gas System Ghost Firearms 9" M-Lok...$349.00 -
Ghost Firearms 7.5" 5.56 Flash Can Upper Receiver Pistol Kit - Tungsten Gray
Sale: $449.00MSRP: $599.00Ghost Firearms 7.5" Flash Can Upper Receiver Pistol Build Kit Upper Receiver pistol kit, the new Ghost Firearms AR build kit. Finished in tungsten gray cerakote. Milspec 7075-T6 Upper Receiver 7.5" 1:7 4150 M4 Barrel - Black Nitride Chambered in 5.56x45...Sale: $449.00MSRP: $599.00 -
Grid Defense 10.5" 5.56 Upper Receiver - Burnt Bronze
Sale: $299.00MSRP: $379.00Grid Defense 10.5" 5.56 Upper Receiver Finished in Burnt Bronze Cerakote Chambered in 5.56x45 NATO 7075-T6 Milspec Upper Receiver 10.5" 1:7 Twist 4150 Steel M4 Barrel - Black Nitride .750 Low Profile Gas Block Carbine Length Gas System A2 Flash Hider...Sale: $299.00MSRP: $379.00 -
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 -
Ghost Firearms 10.5" 5.56 Flash Can Upper Receiver Pistol Kit - Burnt Bronze
Sale: $449.00MSRP: $599.00Ghost Firearms 10.5" Flash Can Upper Receiver Pistol Build Kit Finished in Burnt Bronze Cerakote Milspec 7075-T6 Upper Receiver 10.5" 1:7 4150 M4 Barrel - Black Nitride Chambered in 5.56x45 NATO .750 Low Profile Gas Block Carbine Length Gas System Ghost...Sale: $449.00MSRP: $599.00 -
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 15" M-LOK QUAD RAIL - BURNT BRONZE
Sale: $219.00MSRP: $299.00ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 15" M-LOK QUAD RAIL - BURNT BRONZE Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Burnt Bronze Cerakote Finish Carbine Length Gas System A2 Muzzle Device 1:7...Sale: $219.00MSRP: $299.00 -
Ghost Elite 10.5" 5.56 Nato OD Green w/ Stainless Steel Upgrade & Nickel Boron BCG black charging handle
$449.00Ghost Firearms Elite 10.5" 5.56 Complete Upper - OD Green Made in the USA Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider Upgraded Stainless Steel 416R 10.5" 1:7 Twist M4 Barrel Carbine Length Gas System Ghost Firearms 9"...$449.00 -
Ghost Firearms 7.5" 5.56 Flash Can Upper Receiver Pistol Kit - Burnt Bronze
Sale: $449.00MSRP: $599.00Ghost Firearms 7.5" Flash Can Upper Receiver Pistol Build Kit Finished in Burnt Bronze Cerakote Ghost Firearms 7.5" Upper Milspec 7075-T6 Upper Receiver 7.5" 1:7 4150 M4 Barrel - Black Nitride Chambered in 5.56x45 NATO .750 Low Profile Gas Block...Sale: $449.00MSRP: $599.00 -
Grid Defense 7.5" 5.56 Flash Can Upper Receiver - Tequila Sunrise
Sale: $329.00MSRP: $399.00Grid Defense 7.5" 5.56 NATO Flash Can Upper Receiver - Tequila Sunrise Finished in Tequila Sunrise Cerakote 5.56 Flash Can Upper Made in the USA 1:7 Twist 7.5" 4150 M4 Barrel - Black Nitride 9" Octagon M-Lok Hand Guard Dimpled Flash Can 7075-T6...Sale: $329.00MSRP: $399.00 -
Grid Defense Stainless Steel 16" 5.56 Upper Receiver - Flat Dark Earth
$429.00Grid Defense Stainless Steel 16" 556 Upper Receiver - Flat Dark Earth FDE 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 Free...$429.00 -
ALWAYS ARMED Jester 16" 5.56 NATO UPPER RECEIVER WITH 12" RAIL- BLACK
Sale: $199.00MSRP: $299.00ALWAYS ARMED JESTER 16" 5.56 NATO UPPER RECEIVER Made in the USA Mil-Spec 7075 T6 5.56 Nato Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine...Sale: $199.00MSRP: $299.00