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
Grid Defense 10.5" 5.56 Flash Can Upper Receiver - Pink Champagne
Sale: $329.00MSRP: $399.00Grid Defense 10.5" 5.56 Flash Can Upper Receiver Finished in Pink Champagne Cerakote 5.56 Upper Receiver 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 -
Out of stock
Grid Defense GX2 7.5" 5.56 Flash Can Upper Receiver - Tungsten Gray
$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...$399.00 -
GHOST 7.5" 5.56 BLUE TITANIUM UPPER RECEIVER WITH TEQUILA SUNRISE FLASH CAN
$349.00GHOST 7.5" 5.56 FLASH CAN UPPER RECEIVER Proudly Made in the USA 7075 T6 Forged Aluminum Mil-Spec AR15 Upper Receiver - Blue Titanium 7.5" 1:7 Twist 4150 Steel Barrel Pistol Length Gas System .750 Low Profile Gas Block Tequila Sunrise Cerakote Flash Can...$349.00 -
GHOST FIREARMS 7.5" 5.56 FLASH CAN UPPER RECEIVER WITH BLUE TITANIUM 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 -
On Sale
Grid Defense Stainless Steel 10.5" 5.56 Upper Receiver - OD Green
Sale: $299.00MSRP: $399.00Grid Defense Stainless Steel 10.5" 5.56 Upper Receiver Magpul Olive Drab Green Cerakote Finish Chambered in 5.56 NATO Grid Defense Mil Spec 7075 T6 Upper Receiver Grid Defense 9" M-Lok Free Float Hand Guard Carbine Length Gas System 10.5" 1:7...Sale: $299.00MSRP: $399.00 -
Out of stock
ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER WITH TEQUILA SUNRISE CAN, TIMBER CREEK ORANGE DUST COVER AND FORWARD ASSIST
$388.98ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER Made in the USA Mil-Spec 7075 T6 Upper Receiver Timber Creek Billet Dust Cover - Orange Anodized Timber Creek Forward Assist - Orange Anodized 7.5" 1:7 Twist 4150 Barrel with Black...$388.98 -
Out of stockOn Sale
Grid Defense 7.5" 5.56 Flash Can Upper Receiver - Gold
Sale: $339.00MSRP: $409.00Grid Defense 7.5" 5.56 Flash Can Upper Receiver - Gold Finished in Cerakote FX Gold 5.56 Upper Receiver 7075-T6 Mil-Spec Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel - Black Nitride Chambered in 5.56x45 NATO 9" Octagon M-Lok Handguard Dimpled...Sale: $339.00MSRP: $409.00 -
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 -
Grid Defense Suppressor Ready 10.5" 5.56 NATO Upper Receiver
$319.00Grid Defense Suppressor Ready 10.5" 5.56 NATO Upper Upper Specifications Mil-Spec Upper Receiver Machined from 7075-T6 Forging Mil-Spec dust cover and forward assist Made in the USA 9" Free Float Grid Defense Handguard Available in...$319.00 -
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 -
Out of stock
Always Armed Smith & Wesson Red Limited Edition 10.5" 5.56 NATO Upper Receiver with Blue Strike Industries Accessories
$541.84Always Armed Smith & Wesson Red Limited Edition 10.5" 5.56 NATO 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 NATO...$541.84 -
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 -
Out of stock
Ghost Firearms Limited Edition 7.5" 5.56 Flash Can Upper with Strike Industries Dust Cover and Timber Creek Forward Assist - Black/FDE
$416.94Ghost 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...$416.94 -
Out of stock
Grid Defense Limited Edition 7.5" 5.56 Flash Can Upper With Timber Creek Accessories - Tequila Sunrise
$458.98Grid 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 Ridgeway Blue Cerakoted...$458.98 -
On Sale
Grid Defense Stainless Steel 10.5" 5.56 Upper Receiver - Black
Sale: $299.00MSRP: $399.00Grid Defense Stainless Steel 10.5" 5.56 Upper Receiver - Black Hard Coat Black Anodized Finish Chambered in 5.56 NATO Stainless Steel A2 Flash Hider 10.5" 1:7 Twist 416R Stainless Steel Barrel - M4 Profile Carbine Length Gas System Grid Defense...Sale: $299.00MSRP: $399.00 -
Out of stock
Grid Defense Stainless Steel 7.5" 5.56 Upper Receiver With MBUS Sights - Tungsten Gray
$496.50Grid Defense Stainless Steel 7.5" 5.56 Upper Receiver Tungsten Gray 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...$496.50 -
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 -
Grid Defense Stainless Steel 10.5" 5.56 Upper Receiver - Tactical Grape
$399.00Grid Defense Stainless Steel 10.5" 5.56 Upper Receiver Purple Cerakote Finish Chambered in 5.56 NATO Grid Defense Mil Spec 7075 T6 Upper Receiver Grid Defense 9" M-Lok Free Float Hand Guard Carbine Length Gas System 10.5" 1:7 Twist 416R Stainless...$399.00 -
On Sale
Grid Defense 7.5" 5.56 Upper Receiver - Periwinkle
Sale: $259.00MSRP: $379.00Grid Defense 7.5" 5.56 Upper Receiver - Periwinkle Finished in Periwinkle Cerakote AR15 Skeletonized Upper 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...Sale: $259.00MSRP: $379.00 -
On Sale
Ghost Vital 7.5" 5.56 Stainless Steel Pistol Kit
Sale: $419.00MSRP: $479.00Ghost Firearms Vital 7.5" 5.56 Upper Stainless Steel - Black Chambered in 5.56x45 NATO (5.56/.223) A2 Birdcage Flash Hider - Black 7.5" 1:7 Twist 416R Stainless Steel Barrel Pistol Length Gas System Ghost Firearms 7" M-Lok Free...Sale: $419.00MSRP: $479.00