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 7.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED
Now: $209.00Was: $299.00Always Armed 7.5" 5.56 NATO Upper Receiver - Smith & Wesson Red 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...Now: $209.00Was: $299.00 -
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 12" M-LOK RAIL, POP UP SIGHTS AND ANGLED FOREGRIP
Now: $219.00Was: $329.00ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 12" M-LOK RAIL, POP UP SIGHTS AND ANGLED FOREGRIP Made in the USA Mil-Spec 7075 T6 Nato Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Steel Barrel Chambered in 5.56 NATO Carbine...Now: $219.00Was: $329.00 -
ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED
Now: $209.00Was: $299.00Always Armed 10.5" 5.56 NATO Upper Receiver - Smith & Wesson Red 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 Carbine Length...Now: $209.00Was: $299.00 -
ALWAYS ARMED 7.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE
Now: $209.00Was: $299.00Always Armed 7.5" 5.56 NATO Upper Receiver - Ridgeway Blue 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 System .750...Now: $209.00Was: $299.00 -
ALWAYS ARMED OCTO SERIES 10.5" 5.56 FLASH CAN UPPER RECEIVER - BLACK
Now: $219.00Was: $249.00ALWAYS ARMED OCTO SERIES 10.5" 5.56 FLASH CAN UPPER RECEIVER - BLACK Made in the USA Hard Coat Black Anodized Finish Mil-Spec AR15 7075 T6 Upper Receiver with Dust Cover and Forward Assist 12" Free Float M-LOK OCTO Series Rail 10.5" 1:7 Twist...Now: $219.00Was: $249.00 -
ALWAYS ARMED 7.5" 5.56 NATO UPPER RECEIVER - TITANIUM
Now: $209.00Was: $299.00Always Armed 7.5" 5.56 NATO Upper Receiver - Titanium 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 5.56 NATO Pistol Length Gas System .750...Now: $209.00Was: $299.00 -
ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - BLACK
Now: $199.00Was: $269.00ALWAYS ARMED OCTO 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" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas System ...Now: $199.00Was: $269.00 -
ALWAYS ARMED 16" 5.56 NATO Quad Rail Upper Receiver - OD Green
Now: $219.00Was: $349.00ALWAYS ARMED 16" 5.56 NATO Upper Receiver with 15" M-LOK Quad Rail - OD Green Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Finished in OD Green Cerakote Carbine Length Gas System A2 Muzzle Device 1:7...Now: $219.00Was: $349.00 -
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - TUNGSTEN GRAY
Now: $219.00Was: $319.00ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - TUNGSTEN GRAY Made in the USA Mil-Spec 7075 T6 Always Armed 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 Length Gas...Now: $219.00Was: $319.00 -
ALWAYS ARMED 16" 5.56 NATO Quad Rail Upper Receiver - Black
Now: $209.00Was: $329.00ALWAYS ARMED 16" 5.56 NATO Upper Receiver with 15" M-LOK Quad Rail - Black Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Hard Coat Black Anodized Finish Carbine Length Gas System .750 Ga Block 1/2x28...Now: $209.00Was: $329.00 -
ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK ANODIZED
Now: $179.00Was: $279.00ALWAYS ARMED 7.5" 5.56 NATO 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 Length...Now: $179.00Was: $279.00 -
ALWAYS ARMED 16" 5.56 NATO Upper Receiver - Magpul OD Green
Now: $219.00Was: $319.00ALWAYS ARMED 16" 5.56 NATO Upper Receiver - Magpul OD Green Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Rail Finished in Magpul OD Green Cerakote Carbine Length Gas System A2 Muzzle Device 1:7 Twist Rate BCG...Now: $219.00Was: $319.00 -
ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - FDE
Now: $229.00Was: $319.00ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - FDE Made in the USA Mil-Spec 7075 T6 5.56 Nato Flash Can Upper Receiver with Dust Cover and Forward Assist 7.5" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO...Now: $229.00Was: $319.00 -
ALWAYS ARMED 16" 5.56 NATO Quad Rail Upper Receiver - Titanium
Now: $219.00Was: $319.00ALWAYS ARMED 16" 5.56 NATO Upper Receiver with 15" M-LOK Quad Rail - Titanium Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Finished in Titanium Cerakote Carbine Length Gas System .750 Gas Block A2 Muzzle Device...Now: $219.00Was: $319.00 -
ALWAYS ARMED TR SERIES 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - MAGPUL FDE
Now: $219.00Was: $349.00Always Armed TR Series 16" 5.56 NATO Stainless Steel Upper Receiver - Magpul FDE Made in the USA Mil-Spec 7075 T6 Magpul Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO Carbine...Now: $219.00Was: $349.00 -
ALWAYS ARMED 10.5" 5.56 NATO BX SERIES UPPER RECEIVER - BLACK ANODIZED
Now: $189.00Was: $249.00ALWAYS ARMED 10.5" 5.56 NATO BX SERIES UPPER RECEIVER - BLACK ANODIZED 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...Now: $189.00Was: $249.00 -
ALWAYS ARMED 16" 5.56 NATO 1:7 MID LENGTH UPPER RECEIVER WITH 12" TR MLOK RAIL
Now: $199.00Was: $269.00ALWAYS ARMED 16" 5.56 NATO 1:7 MID LENGTH UPPER RECEIVER WITH 12" TR MLOK RAIL Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Steel Barrel with Black Nitride Finish Chambered in 5.56 NATO Mid...Now: $199.00Was: $269.00 -
ALWAYS ARMED 16" 5.56 NATO Quad Rail Upper Receiver - Tungsten Gray
Now: $219.00Was: $349.00ALWAYS ARMED 16" 5.56 NATO Upper Receiver with 15" M-LOK Quad Rail - Tungsten Gray Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Finished in Tungsten Gray Cerakote Carbine Length Gas System A2 Muzzle Device 1:7...Now: $219.00Was: $349.00 -
ALWAYS ARMED 7.5" 5.56 AMERICAN FLAG DUST COVER UPPER RECEIVER - BLACK ANODIZED
Now: $189.00Was: $249.00Always Armed 7.5" 5.56 NATO Upper Receiver - Black Anodized Made in the USA Custom Laser Engraved American Flag Dust Cover Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:7 Twist 4150 Barrel with Black Nitride...Now: $189.00Was: $249.00 -
ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLUE TITANIUM
Now: $209.00Was: $319.00ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLUE TITANIUM 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 Length Gas...Now: $209.00Was: $319.00