5.56mm Uppers
AR15 Upper receivers in 556 NATO available in 16", 10.5" and 7.5" lengths for your next build. Check out our AR-15 Uppers in Cerakote colors like FDE and Burnt Bronze. Please keep in mind these are the standard 5.56x45 Nato upper receivers and can use 5.56 or .223 ammo. If you are looking for something a little different than your standard rifle upper make sure you checkout the pistol upper receivers we offer and keep an eye out for new uppers and cerakote colors.
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Grid Defense 7.5" 5.56 Flash Can Upper Receiver - Black Anodized
Now: $329.00Was: $399.00Grid Defense 7.5" 5.56 NATO Flash Can Upper - Black Anodized Hard Coat Black Anodized Finish Mil-spec 7075-T6 Black 5.56 Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel - Black Nitride Chambered in 5.56x45 NATO 9" Grid Defense Octagon M-Lok Rail Dimpled...Now: $329.00Was: $399.00 -
7.5" 5.56 NATO FLASH CAN UPPER RECEIVER WITH 10" MLOK HAND GUARD
Now: $209.00Was: $299.007.5" 5.56 NATO Flash Can Upper Receiver With 10" MLOK Hand Guard Made in the USA Mil Spec 7075 T6 Upper Receiver 7.5" 4150 Steel Barrel with Black Nitride Finish Chambered in 5.56 NATO 10" Free Floating MLOK Hand Guard Pistol Length Gas System 7...Now: $209.00Was: $299.00 -
Aero Precision 16" 5.56 NATO Upper Receiver - FDE
$695.00Aero Precision 16" 5.56 NATO Upper Receiver - FDE M4E1 Threaded Assembled Upper Receiver ATLAS S-ONE M-LOK Handguard of choice 16" 5.56 CMV Barrel Low Profile Gas Block and Mid-Length Gas Tube Product comes assembled This complete upper does not...$695.00 -
ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - TEQUILA SUNRISE
$319.00ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER Made in the USA Mil-Spec 7075 T6 5.56 Mako 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...$319.00Qty in Cart: 0Quantity:Price:$319.00Subtotal: -
ALWAYS ARMED 16" 5.56 NATO DM SERIES UPPER RECEIVER
$209.00 - $229.00Always Armed 16" 5.56 NATO DM Series 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...$209.00 - $229.00 -
ALWAYS ARMED 16" 5.56 NATO Jester Rail Upper Receiver
$209.00 - $229.00ALWAYS ARMED 16" 5.56 NATO Jester Rail Upper Receiver Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Jester Rail Free Floating MLOK Quad Rail Carbine Length Gas System .750 Ga Block 1/2x28 TPI Thread Pitch A2 Muzzle Device 1:7...$209.00 - $229.00 -
ALWAYS ARMED 16" 5.56 NATO MR SERIES UPPER RECEIVER
$209.00 - $229.00Always Armed 16" 5.56 NATO MR Series 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...$209.00 - $229.00 -
ALWAYS ARMED 16" 5.56 NATO Q SERIES UPPER RECEIVER
$209.00 - $229.00Always Armed 16" 5.56 NATO Q Series 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...$209.00 - $229.00 -
ALWAYS ARMED 16" 5.56 NATO SKELETON SERIES UPPER RECEIVER
$209.00 - $229.00Always Armed 16" 5.56 NATO Skeleton Series 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...$209.00 - $229.00 -
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - ENGRAVED
Now: $199.00Was: $289.00Always Armed 16" 5.56 NATO Upper Receiver - Black 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 ...Now: $199.00Was: $289.00 -
ALWAYS ARMED 16" 5.56 NATO Upper Receiver - Federal Standard Green
Now: $219.00Was: $319.00ALWAYS ARMED 16" 5.56 NATO Upper Receiver - Federal Standard Green Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Rail Finished in Federal Standard Green Cerakote Carbine Length Gas System A2 Muzzle Device 1:7...Now: $219.00Was: $319.00 -
ALWAYS ARMED 16" 5.56 NATO ZR SERIES UPPER RECEIVER
$209.00 - $229.00Always Armed 16" 5.56 NATO ZR Series 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...$209.00 - $229.00 -
ALWAYS ARMED 16" 5.56 NATO ZRO SERIES UPPER RECEIVER
$209.00 - $229.00Always Armed 16" 5.56 NATO ZRO Series 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 ...$209.00 - $229.00 -
ALWAYS ARMED 7.5" 5.56 NATO COMPLETE STAINLESS STEEL UPPER RECEIVER WITH BCG/CH/ENHANCED FLASH HIDER - BLACK ANODIZED
Now: $269.00Was: $469.00ALWAYS ARMED 7.5" 5.56 NATO COMPLETE STAINLESS STEEL 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...Now: $269.00Was: $469.00Qty in Cart: 0Quantity:Price:Now: $269.00Was: $469.00Subtotal: -
ALWAYS ARMED 7.5" 5.56 NATO TR SERIES UPPER RECEIVER - MAGPUL FDE
Now: $209.00Was: $299.00Always Armed 7.5" 5.56 NATO TR Series Upper Receiver - Magpul 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...Now: $209.00Was: $299.00 -
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...$386.94Qty in Cart: 0Quantity:Price:$386.94Subtotal: -
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...$541.84Qty in Cart: 0Quantity:Price:$541.84Subtotal: -
ALWAYS ARMED ULTRALIGHT SERIES 16" 5.56 NATO UPPER RECEIVER WITH 15" HAND GUARD - BLACK
Now: $199.00Was: $339.00ALWAYS ARMED ULTRALIGHT SERIES 16" 5.56 NATO UPPER RECEIVER - BLACK Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" Pencil Profile 4150 Steel Barrel with Black Nitride Finish Chambered in 5.56 NATO Mid...Now: $199.00Was: $339.00 -
GHOST 16" 5.56 BLUE TITANIUM UPPER RECEIVER WITH 14" TUNGSTEN GRAY M-LOK RAIL
Now: $259.00Was: $329.00GHOST 16" 5.56 NATO UPPER RECEIVER Chambered in 5.56 NATO 7075 T6 Forged Aluminum Mil-Spec AR15 Upper Receiver - Blue Titanium A2 Birdcage Flash Hider 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System Ghost Firearms Tungsten Gray 14"...Now: $259.00Was: $329.00 -
Grid Defense 10.5" 5.56 Flash Can Upper Receiver - Pink Champagne
Now: $329.00Was: $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...Now: $329.00Was: $399.00