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 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 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK
Now: $189.00Was: $299.00ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK 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: $189.00Was: $299.00 -
ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - MAGPUL FDE
Now: $219.00Was: $349.00Always Armed 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 Length Gas...Now: $219.00Was: $349.00 -
ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER 12" RAIL - BLACK
Now: $179.00Was: $289.00ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER 12" RAIL - BLACK 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...Now: $179.00Was: $289.00 -
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: $319.00Qty in Cart: 0Quantity:Price:Now: $209.00Was: $319.00Subtotal: -
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 UPPER RECEIVER WITH 12" RAIL - BLACK
Now: $199.00Was: $269.00ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 12" RAIL - 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 UPPER RECEIVER WITH MAGPUL AFG
Now: $219.00Was: $295.95Always Armed 16" 5.56 NATO Upper Receiver with Magpul AFG 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: $219.00Was: $295.95 -
ALWAYS ARMED OCTO SERIES 10.5" 5.56 NATO UPPER RECEIVER - BURNT BRONZE
Now: $209.00Was: $299.00ALWAYS ARMED OCTO SERIES 10.5" 5.56 NATO UPPER RECEIVER - BURNT BRONZE Made in the USA Burnt Bronze Cerakote Finish Mil-Spec 7075 T6 10.5" Nato Upper Receiver with Dust Cover and Forward Assist 10.5" 1:7 Twist Barrel with Black Nitride Finish A2...Now: $209.00Was: $299.00 -
ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - SIG PINK
Now: $219.00Was: $319.00ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - SIG PINK Made in the USA Mil-Spec AR15 7075 T6 Upper Receiver with Dust Cover and Forward Assist Carbine Length Gas System 750 Low Profile Gas Block 15" Free Float M-LOK OCTO Series Rail 16"...Now: $219.00Was: $319.00 -
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 16" 5.56 NATO UPPER RECEIVER - BURNT BRONZE
Now: $219.00Was: $319.00ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - BURNT BRONZE Made in the USA Burnt Bronze Cerakote Finish Mil-Spec AR15 7075 T6 Upper Receiver with Dust Cover and Forward Assist 15" Free Float M-LOK OCTO Series Rail 16" 1:7 Twist Barrel with...Now: $219.00Was: $319.00 -
ALWAYS ARMED ULTRALIGHT SERIES 16" 5.56 NATO UPPER RECEIVER WITH 13.5" 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: $339.00Qty in Cart: 0Quantity:Price:Now: $199.00Was: $339.00Subtotal: -
ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - BURNT BRONZE
Now: $229.00Was: $319.00ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - BURNT BRONZE 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...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 7.5" 5.56 NATO TR SERIES UPPER RECEIVER - BLACK
Now: $189.00Was: $249.00Always Armed 7.5" 5.56 NATO TR Series Upper Receiver - Black 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: $189.00Was: $249.00 -
ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE
Now: $209.00Was: $299.00ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE Mil-Spec AR15 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7" Free Float M-LOK OCTO Series Rail 7.5" 1:7 Twist Barrel with Black Nitride Finish A2 Flash Hider Finished...Now: $209.00Was: $299.00Qty in Cart: 0Quantity:Price:Now: $209.00Was: $299.00Subtotal: -
ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - ZOMBIE GREEN
Now: $209.00Was: $299.00Always Armed 10.5" 5.56 NATO Upper Receiver - Zombie Green 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...Now: $209.00Was: $299.00 -
ALWAYS ARMED 16" 5.56 NATO Stainless Steel Quad Rail Upper Receiver - Black
Now: $249.00Was: $329.00ALWAYS ARMED 16" 5.56 NATO Stainless Steel Upper Receiver with 15" M-LOK Quad Rail Made in the USA 16" 416R Stainless Steel Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Black Anodized Finish Carbine Length Gas System Stainless Steel A2...Now: $249.00Was: $329.00 -
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH MID LENGTH GAS SYSTEM, 12" M-LOK RAIL, POP UP SIGHTS AND ANGLED FOREGRIP
Now: $249.00Was: $319.00ALWAYS 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 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Steel Barrel with Black Nitride Finish...Now: $249.00Was: $319.00