5.56mm Uppers

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.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • ALWAYS ARMED 16" JESTER UPPER RECEIVER COMBO DEAL - 5.56 NATO/.300 BLACKOUT - FDE
    Quick view

    ALWAYS ARMED 16" JESTER UPPER RECEIVER COMBO DEAL - 5.56 NATO/.300 BLACKOUT - FDE

    Now: $458.00
    Was: $658.00
    Always Armed 16" 5.56 NATO Jester Upper Receiver - 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 System ...
    Now: $458.00
    Was: $658.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $458.00
    Was: $658.00
    Subtotal:
  • Always Armed 7.5" 5.56 NATO Pistol Upper Receiver with 7" M Lok Hand Guard ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLUE TITANIUM
    Choose Options
    Quick view

    ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLUE TITANIUM

    Now: $209.00
    Was: $319.00
    ALWAYS 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: $209.00
    Was: $319.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $209.00
    Was: $319.00
    Subtotal:
    Choose Options
  • ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - OD GREEN 16" 1:7 Twist 5.56 Nato Barrel
    Quick view

    ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - OD GREEN

    $299.00
    ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - OD GREEN Made in the USA Mil-Spec 7075 T6 5.56 Nato Upper Receiver with Dust Cover and Forward Assist  16" 1:7  Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO...
    $299.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $299.00
    Subtotal:
  • ALWAYS ARMED 7.5" 5.56 NATO BX SERIES UPPER RECEIVER - BLACK ANODIZED
    Quick view

    ALWAYS ARMED 7.5" 5.56 NATO BX SERIES UPPER RECEIVER - BLACK ANODIZED

    Now: $189.00
    Was: $279.00
    ALWAYS ARMED 7.5" 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  7.5" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Pistol Length Gas...
    Now: $189.00
    Was: $279.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $189.00
    Was: $279.00
    Subtotal:
  • ALWAYS ARMED 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - MAGPUL FDE Flash Can Upper Receiver | FDE
    Choose Options
    Quick view

    ALWAYS ARMED 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - MAGPUL FDE

    Now: $229.00
    Was: $319.00
    ALWAYS ARMED 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - MAGPUL FDE Made in the USA Mil-Spec 7075 T6 Magpul Upper Receiver with Dust Cover and Forward Assist 7.5" 1:7 Twist 4150 Barrel with Black Nitride Chambered in 5.56 Nato .750 Low Profile Gas Block...
    Now: $229.00
    Was: $319.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $229.00
    Was: $319.00
    Subtotal:
    Choose Options
  • Always Armed 16" 556 NATO Stainless Steel Upper Receiver - Black AR-15 Always Armed Upper 16" with 1:7 Twist Barrel
    Quick view

    ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER 12" RAIL - BLACK

    $289.00
    ALWAYS 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 Length Gas...
    $289.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $289.00
    Subtotal:
  • Always Armed Jester 16" 5.56 Nato Stainless Steel Upper Receiver 16" 1:7 Twist 5.56 Nato Barrel
    Quick view

    ALWAYS ARMED Jester 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK

    $299.00
    ALWAYS ARMED Jester 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK Made in the USA Mil-Spec 7075 T6 5.56 Nato Upper Receiver with Dust Cover and Forward Assist  16" 1:7  Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO...
    $299.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $299.00
    Subtotal:
  • Always Armed 16" 556 NATO Stainless Steel Upper Receiver - Black AR-15 Always Armed Upper 16" with 1:7 Twist Barrel
    Quick view

    ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK

    Now: $249.00
    Was: $299.00
    ALWAYS 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 System ...
    Now: $249.00
    Was: $299.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $249.00
    Was: $299.00
    Subtotal:
  • Always Armed 16" 5.56 NATO Stainless Steel Upper Receiver - Flat Dark Earth Mil-spec 16" Rifle Upper Receiver - Magpul FDE
    Quick view

    ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - MAGPUL FDE

    $349.00
    Always 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 System ...
    $349.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $349.00
    Subtotal:
  • ALWAYS ARMED | CARBINE LENGTH GAS SYSTEM | 15" M-LOK HAND GUARD TITANIUM CERAKOTE | 5.56 NATO | AR-15
    Quick view

    Always Armed 16" Stainless Steel 5.56 Nato Upper Receiver - Titanium

    $349.00
    Always Armed 16" Stainless Steel 5.56 Nato Upper Receiver - Titanium Titanium Cerakote Finish Chambered in 5.56 NATO Stainless Steel A2 Flash Hider 16" 1:7 Twist 416R Stainless Steel Barrel - M4 Profile Carbine Length Gas System .750 Low Profile Gas...
    $349.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $349.00
    Subtotal:
  • ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - BLACK Mil Spec AR15 Rifle Upper Receiver with M-LOK Free Float Rail
    Choose Options
    Quick view

    ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER WITH 12" RAIL - BLACK

    Now: $199.00
    Was: $269.00
    ALWAYS ARMED OCTO SERIES 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...
    Now: $199.00
    Was: $269.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $199.00
    Was: $269.00
    Subtotal:
    Choose Options
  • ALWAYS ARMED OCTO SERIES 10.5" 5.56 FLASH CAN UPPER RECEIVER - BLACK 5.56 NATO | M-LOK
    Quick view

    ALWAYS ARMED OCTO SERIES 10.5" 5.56 FLASH CAN UPPER RECEIVER - BLACK

    Now: $210.00
    Was: $249.00
    ALWAYS 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: $210.00
    Was: $249.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $210.00
    Was: $249.00
    Subtotal:
  • ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE RIDGEWAY BLUE | 7.5" 5.56 NATO BARREL
    Quick view

    ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE

    Now: $209.00
    Was: $299.00
    ALWAYS 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: $209.00
    Was: $299.00
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $209.00
    Was: $299.00
    Subtotal:
  • ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - TITANIUM TITANIUM | 7.5" 5.56 NATO BARREL
    Choose Options
    Quick view

    ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - TITANIUM

    Now: $209.00
    Was: $299.00
    ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - TITANIUM 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 in...
    Now: $209.00
    Was: $299.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $209.00
    Was: $299.00
    Subtotal:
    Choose Options
  • ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - SIG PINK SIG PINK | 7.5" 5.56 NATO BARREL
    Choose Options
    Quick view

    ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - SIG PINK

    Now: $209.00
    Was: $299.00
    ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - SIG PINK 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 in Sig...
    Now: $209.00
    Was: $299.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $209.00
    Was: $299.00
    Subtotal:
    Choose Options
  • ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED SMITH & WESSON RED CERAKOTE | 7.5" 5.56 NATO BARREL
    Choose Options
    Quick view

    ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED

    Now: $209.00
    Was: $299.00
    ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED 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...
    Now: $209.00
    Was: $299.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $209.00
    Was: $299.00
    Subtotal:
    Choose Options
  • 16" 1:7 Twist 5.56 Barrel Finished in Sig Pink Cerakote
    Choose Options
    Quick view

    ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - SIG PINK

    Now: $219.00
    Was: $319.00
    ALWAYS 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: $219.00
    Was: $319.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $219.00
    Was: $319.00
    Subtotal:
    Choose Options
  • AR15 Upper Receiver | 5.56 NATO Finished in Smith & Wesson Red Cerakote
    Choose Options
    Quick view

    ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED

    Now: $219.00
    Was: $319.00
    ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED Made in the USA 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 Finish...
    Now: $219.00
    Was: $319.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $219.00
    Was: $319.00
    Subtotal:
    Choose Options
  • Titanium Always Armed 16" 5.56 NATO Upper Receiver Mil-Spec AR47 Rifle Upper Receiver - Titanium Cerakote Finish
    Quick view

    LIMITED EDITION ALWAYS ARMED 16" 5.56 4th OF JULY UPPER RECEIVER - TITANIUM

    $579.95
    ALWAYS ARMED 16" 5.56 4th OF JULY UPPER RECEIVER - TITANIUM Always Armed 16" 5.56 NATO Upper Receiver - Titanium 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...
    $579.95
    Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $579.95
    Subtotal:
  • ALWAYS ARMED 10.5" .556 BX SERIES UPPER RECEIVER 10.5" 5.56 NATO BARREL
    Choose Options
    Quick view

    ALWAYS ARMED 10.5" 5.56 BX SERIES AMERICAN FLAG DUST COVER UPPER RECEIVER - BLACK ANODIZED

    Now: $199.00
    Was: $249.00
    ALWAYS ARMED 10.5" 5.56 AMERICAN FLAG DUST COVER BX 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...
    Now: $199.00
    Was: $249.00
    Choose Options Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $199.00
    Was: $249.00
    Subtotal:
    Choose Options
  • Total: items /

Adding your products to cart

View Cart Continue Shopping