5.56mm Uppers
Discover high-performance 5.56 upper receivers for your AR-15 at Always Armed. Our Cerakote-finished 5.56 NATO AR-15 uppers offer accuracy, durability, and style. Shop the best AR-15 upper receivers for rifle and pistol builds today.
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ALWAYS ARMED STAINLESS STEEL 16" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE
Now: $219.00Was: $349.00ALWAYS ARMED STAINLESS STEEL 16" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO Carbine Length Gas...Now: $219.00Was: $349.00 -
ALWAYS ARMED TR SERIES 16" 5.56 NATO UPPER RECEIVER WITH 12" RAIL - BURNT BRONZE
Now: $219.00Was: $299.00ALWAYS ARMED TR SERIES 16" 5.56 NATO UPPER RECEIVER WITH 12" RAIL - BURNT BRONZE Made in the USA Mil-Spec 7075 T6 Magpul Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Black Nitride Barrel Chambered in 5.56 NATO Carbine Length Gas...Now: $219.00Was: $299.00 -
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 10.5" 5.56 NATO BR SERIES UPPER RECEIVER
$179.00 - $199.00Always Armed 10.5" 5.56 NATO BR 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...$179.00 - $199.00 -
ALWAYS ARMED 10.5" 5.56 NATO JESTER UPPER RECEIVER
$199.00 - $219.00Always Armed 10.5" 5.56 NATO Jester 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...$199.00 - $219.00 -
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 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: