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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ALWAYS ARMED 7.5" 5.56 NATO UPPER RECEIVER - BURNT BRONZE
Now: $209.00Was: $299.00Always Armed 7.5" 5.56 NATO Upper Receiver - Burnt Bronze 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 10.5" 5.56 NATO FLASH CAN UPPER RECEIVER - MAGPUL FDE
Now: $289.00Was: $319.00Always Armed 10.5" 5.56 NATO Flash Can Upper Receiver - Magpul FDE 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: $289.00Was: $319.00 -
ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BAZOOKA GREEN
Now: $209.00Was: $299.00Always Armed 10.5" 5.56 NATO Upper Receiver - Bazooka 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 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 10.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE
Now: $209.00Was: $299.00Always Armed 10.5" 5.56 NATO Upper Receiver - Ridgeway Blue 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 OCTO SERIES 10.5" 5.56 FLASH CAN UPPER RECEIVER - BLACK
Now: $210.00Was: $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 Barrel...Now: $210.00Was: $249.00Qty in Cart: 0Quantity:Price:Now: $210.00Was: $249.00Subtotal: -
ALWAYS ARMED 7.5" 5.56 NATO UPPER RECEIVER - BAZOOKA GREEN
Now: $209.00Was: $299.00Always Armed 7.5" 5.56 NATO Upper Receiver - Bazooka Green 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 7.5" 5.56 NATO UPPER RECEIVER - SIG PINK
Now: $209.00Was: $299.00Always Armed 7.5" 5.56 NATO Upper Receiver - Sig Pink 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 Low...Now: $209.00Was: $299.00 -
ALWAYS ARMED 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER WITH 9.25" MLOK RAIL - BLACK
Now: $229.00Was: $299.00ALWAYS ARMED 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER WITH 9.25" MLOK RAIL - 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...Now: $229.00Was: $299.00 -
ALWAYS ARMED 16" UPPER RECEIVER COMBO DEAL - 5.56 NATO/.300 BLACKOUT
Now: $399.00Was: $538.00Always 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 .750...Now: $399.00Was: $538.00Qty in Cart: 0Quantity:Price:Now: $399.00Was: $538.00Subtotal: -
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - ZOMBIE GREEN
Now: $219.00Was: $319.00Always Armed 16" 5.56 NATO Upper Receiver - Zombie Green Made in the USA Mil-Spec 7075 T6 5.56 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 System ...Now: $219.00Was: $319.00Qty in Cart: 0Quantity:Price:Now: $219.00Was: $319.00Subtotal: -
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: $269.00Qty in Cart: 0Quantity:Price:Now: $199.00Was: $269.00Subtotal: -
ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - MAGPUL FDE
Now: $219.00Was: $319.00ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - MAGPUL FDE 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...Now: $219.00Was: $319.00 -
ALWAYS ARMED 16" 5.56 NATO Quad Rail Upper Receiver - FDE
Now: $219.00Was: $319.00ALWAYS ARMED 16" 5.56 NATO Upper Receiver with 15" M-LOK Quad Rail - FDE Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Finished in Flat Dark Earth Cerakote Carbine Length Gas System A2 Muzzle Device 1:7 Twist...Now: $219.00Was: $319.00 -
ALWAYS ARMED Jester 10.5" 5.56 NATO UPPER RECEIVER - BLACK
Now: $189.00Was: $249.00ALWAYS ARMED JESTER 16" 5.56 NATO UPPER RECEIVER Made in the USA Mil-Spec 7075 T6 5.56 Nato 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...Now: $189.00Was: $249.00Qty in Cart: 0Quantity:Price:Now: $189.00Was: $249.00Subtotal: -
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 TPI Thread...Now: $209.00Was: $329.00 -
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: $349.00Qty in Cart: 0Quantity:Price:Now: $219.00Was: $349.00Subtotal: -
ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - FDE
Now: $219.00Was: $319.00ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - FDE Made in the USA Magpul FDE 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 Black Nitride...Now: $219.00Was: $319.00Qty in Cart: 0Quantity:Price:Now: $219.00Was: $319.00Subtotal: -
ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - SMITH & WESSON RED
Now: $219.00Was: $319.00ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - SMITH & WESSON RED Made in the USA Mil-Spec 7075 T6 BX Series Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO...Now: $219.00Was: $319.00 -
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: $319.00Qty in Cart: 0Quantity:Price:Now: $219.00Was: $319.00Subtotal: