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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On Sale
Ghost Vital 10.5" Upper 5.56 Nato - Black
Sale: $239.00MSRP: $299.00Ghost Firearms Vital 10.5" Upper - Black Chambered in 5.56 NATO Mil Spec Upper Receiver with Dust Cover and Forward Assist A2 Birdcage Flash Hider 10.5" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System Ghost Firearms 9'...Sale: $239.00MSRP: $299.00 -
On Sale
ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BLACK
Sale: $189.00MSRP: $279.00Always Armed 10.5" 5.56 NATO Upper Receiver - Black 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 System .750 Low...Sale: $189.00MSRP: $279.00 -
On Sale
Grid Defense 10.5" 5.56 Flash Can Upper Receiver - Black Anodized
Sale: $329.00MSRP: $399.00Grid Defense 10.5" 5.56 Flash Can Upper Receiver Hard Coat Black Anodized Finish Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:7 or 1:8 Twist 4150 M4 Profile Barrel - Black Nitride Chambered in 5.56x45 NATO Carbine Length Gas System .750 Low...Sale: $329.00MSRP: $399.00 -
On Sale
Grid Defense 10.5" 5.56 Flash Can Upper Receiver - FDE
Sale: $329.00MSRP: $399.00GRID DEFENSE 10.5" FLASH CAN UPPER - FDE 5.56 UPPER RECEIVER Finished in Magpul Flat Dark Earth Cerakote Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:7 Twist 4150 M4 Profile Barrel - Black Nitride Chambered in 5.56x45 NATO Carbine Length Gas...Sale: $329.00MSRP: $399.00 -
On Sale
ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - MAGPUL FDE
Sale: $209.00MSRP: $299.00Always Armed 10.5" 5.56 NATO Upper Receiver - Magpul FDE 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 System .750...Sale: $209.00MSRP: $299.00 -
On Sale
Ghost Elite 10.5" Upper 5.56 Nato - OD Green
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 10.5" 5.56 Upper - OD Green OD Green Cerakote Finished Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 10.5" 1:7 Twist 4150 M4 Barrel Black Nitride Carbine Length Gas System Ghost Firearms...Sale: $259.00MSRP: $329.00 -
On Sale
Ghost Elite 10.5" Upper 5.56 Nato Burnt Bronze
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 10.5" 5.56 Upper Receiver - Burnt Bronze Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 10.5" 1:7 Twist 4150 M4 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 9"...Sale: $259.00MSRP: $329.00 -
On Sale
Ghost Elite 10.5" Upper 5.56 Nato - Tungsten Gray
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 10.5" 5.56 Upper - Tungsten Gray UPPER RECEIVER Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 10.5" 1:7 Twist 4150 M4 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 9"...Sale: $259.00MSRP: $329.00 -
On Sale
Ghost Elite 10.5" Upper 5.56 Nato - Flat Dark Earth
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 10.5" Upper Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 10.5" 1:7 Twist 4150 M4 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 9" M-Lok Free Float Hand Guard Ghost...Sale: $259.00MSRP: $329.00 -
On Sale
Ghost Elite 10.5" Upper 5.56 Nato Blue Titanium
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 10.5" 5.56 Upper - Blue Titanium Made in the USA Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 10.5" 1:7 4150 M4 Barrel Black Nitride Mil-spec Upper Receiver with Carbine Length Gas System Ghost...Sale: $259.00MSRP: $329.00 -
On Sale
Ghost Vital 10.5" 5.56 Pistol Kit
Sale: $419.00MSRP: $479.00Ghost Firearms Vital 10.5" 5.56 Upper - Black Chambered in 5.56x45 NATO (5.56/.223) A2 Birdcage Flash Hider 10.5" 1:7 Twist 4150 M4 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 9" M-Lok Free Float Hand...Sale: $419.00MSRP: $479.00 -
On Sale
Grid Defense 10.5" 5.56 Flash Can Upper Receiver - OD Green
Sale: $329.00MSRP: $399.00GRID DEFENSE 10.5" 5.56 FLASH CAN UPPER RECEIVER - OD GREEN Finished in OD Green Cerakote Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:7 Twist 4150 M4 Profile Barrel - Black Nitride Chambered in 5.56x45 NATO Carbine Length Gas System .750 Low...Sale: $329.00MSRP: $399.00 -
On Sale
Grid Defense 10.5" 5.56 Flash Can Upper Receiver - Burnt Bronze
Sale: $329.00MSRP: $399.00Grid Defense 10.5" 5.56 Flash Can Upper Receiver Finished in Burnt Bronze Cerakote Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:7 Twist 4150 M4 Profile Barrel - Black Nitride Chambered in 5.56x45 NATO Carbine Length Gas System .750...Sale: $329.00MSRP: $399.00 -
On Sale
ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BURNT BRONZE
Sale: $209.00MSRP: $299.00Always Armed 10.5" 5.56 NATO 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 System ...Sale: $209.00MSRP: $299.00 -
On Sale
Grid Defense 10.5" 5.56 Flash Can Upper Receiver - Tungsten Gray
Sale: $329.00MSRP: $399.00Grid 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 USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:7 Twist...Sale: $329.00MSRP: $399.00 -
On Sale
ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED
Sale: $209.00MSRP: $299.00Always Armed 10.5" 5.56 NATO Upper Receiver - Smith & Wesson AR Upper Receiver 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 in 5.56...Sale: $209.00MSRP: $299.00 -
On Sale
Grid Defense 10.5" 5.56 Upper Receiver - FDE
Sale: $299.00MSRP: $379.00Grid Defense 10.5" 5.56 Upper Receiver Finished in Magpul Flat Dark Earth 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...Sale: $299.00MSRP: $379.00 -
10.5" 5.56 Nato Upper Receiver with 10" MLOK Hand Guard
$289.0010.5" 5.56 Nato Upper Receiver with 10" MLOK Hand Guard Made in the USA 10.5" 4150 Barrel Chambered in 5.56 NATO 10" Free Floating MLOK Hand Guard Black Anodized Finish Carbine Length Gas System A2 Muzzle Device BCG and Charging Handle are NOT...$289.00 -
On Sale
ALWAYS ARMED 10.5" 5.56 NATO BX SERIES UPPER RECEIVER - BLACK ANODIZED
Sale: $189.00MSRP: $279.00ALWAYS ARMED 10.5" 5.56 NATO BX SERIES UPPER RECEIVER 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 System .750...Sale: $189.00MSRP: $279.00 -
On Sale
Grid Defense 10.5" 5.56 Flash Can Upper Receiver - Blue Titanium
Sale: $329.00MSRP: $399.00Grid Defense 10.5" 5.56 Flash Can Upper Receiver Finished in Blue Titanium Cerakote Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:7 Twist 4150 M4 Profile Barrel - Black Nitride Chambered in 5.56x45 NATO Carbine Length Gas System .750 Low...Sale: $329.00MSRP: $399.00