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.

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  • ALWAYS ARMED 7.5" 5.56 AMERICAN FLAG DUST COVER UPPER RECEIVER - BLACK ANODIZED Milspec AR15 Pistol Upper Receiver 7.5" Upper with 1:7 Twist
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    ALWAYS ARMED 7.5" 5.56 AMERICAN FLAG DUST COVER UPPER RECEIVER - BLACK ANODIZED

    Now: $189.00
    Was: $249.00
    Always 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: $189.00
    Was: $249.00
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    Now: $189.00
    Was: $249.00
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  • ALWAYS ARMED 7.5" 5.56 NATO NO SHOW FLASH CAN UPPER RECEIVER - SMITH & WESSON RED 7.5" 5.56 NATO 1:7 TWIST BARREL WITH FLASH CAN
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    ALWAYS ARMED 7.5" 5.56 NATO NO SHOW FLASH CAN UPPER RECEIVER - SMITH & WESSON RED

    Now: $264.00
    Was: $334.00
    ALWAYS ARMED 7.5" 5.56 NATO NO SHOW FLASH CAN 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...
    Now: $264.00
    Was: $334.00
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    Now: $264.00
    Was: $334.00
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  • Always Armed Jester 16" 5.56 Nato Upper Receiver 16" 1:7 Twist 5.56 Nato Barrel
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    ALWAYS ARMED Jester 16" 5.56 NATO UPPER RECEIVER - BLACK

    Now: $199.00
    Was: $269.00
    ALWAYS 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  16" 1:7  Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length...
    Now: $199.00
    Was: $269.00
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    Now: $199.00
    Was: $269.00
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  • ALWAYS ARMED 16" JESTER UPPER RECEIVER WITH 12" RAIL 16" 1:7 TWIST 5.56 NATO BARREL
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    ALWAYS ARMED Jester 16" 5.56 NATO UPPER RECEIVER WITH 12" RAIL- BLACK

    Now: $199.00
    Was: $269.00
    ALWAYS 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  16" 1:7  Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length...
    Now: $199.00
    Was: $269.00
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    Now: $199.00
    Was: $269.00
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  • Always Armed Jester 10.5" Upper Receiver 10.5" 1:7 Twist 5.56 Nato Barrel
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    ALWAYS ARMED Jester 10.5" 5.56 NATO UPPER RECEIVER - BLACK

    Now: $189.00
    Was: $249.00
    ALWAYS 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: $189.00
    Was: $249.00
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    Now: $189.00
    Was: $249.00
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  • GHOST FIREARMS 10.5" 5.56 BURNT BRONZE UPPER RECEIVER 9" GHOST FIREARMS M-LOK HAND GUARD
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    GHOST 10.5" 5.56 BURNT BRONZE UPPER RECEIVER WITH 9" FDE M-LOK RAIL

    Now: $259.00
    Was: $329.00
    GHOST 10.5" 5.56 NATO UPPER RECEIVER Chambered in 5.56 NATO 7075 T6 Forged Aluminum Mil-Spec AR15 Upper Receiver - Burnt Bronze A2 Birdcage Flash Hider 10.5" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System Ghost FDE 9" M-Lok Hand Guard
    Now: $259.00
    Was: $329.00
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    Now: $259.00
    Was: $329.00
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  • GHOST 16" 5.56 BLUT TITANIUM UPPER RECEIVER WITH 14" TUNGSTEN GRAY M-LOK RAIL 16" 5.56 NATO 4150R BARREL
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    GHOST 16" 5.56 BLUE TITANIUM UPPER RECEIVER WITH 14" TUNGSTEN GRAY M-LOK RAIL

    Now: $259.00
    Was: $329.00
    GHOST 16" 5.56 NATO UPPER RECEIVER Chambered in 5.56 NATO 7075 T6 Forged Aluminum Mil-Spec AR15 Upper Receiver - Blue Titanium A2 Birdcage Flash Hider 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System Ghost Firearms Tungsten Gray 14"...
    Now: $259.00
    Was: $329.00
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    Now: $259.00
    Was: $329.00
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  • GHOST FIREARMS 7.5" 5.56 FLASH CAN UPPER RECEIVER WITH BLUE TITANIUM 9" RAIL 7.5" 1:7 TWIST BARREL
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    GHOST 7.5" 5.56 BLUE TITANIUM UPPER RECEIVER WITH TEQUILA SUNRISE FLASH CAN

    Now: $299.00
    Was: $349.00
    GHOST 7.5" 5.56 FLASH CAN UPPER RECEIVER Proudly Made in the USA 7075 T6 Forged Aluminum Mil-Spec AR15 Upper Receiver - Blue Titanium 7.5" 1:7 Twist 4150 Steel Barrel Pistol Length Gas System .750 Low Profile Gas Block Tequila Sunrise Cerakote Flash Can...
    Now: $299.00
    Was: $349.00
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    Now: $299.00
    Was: $349.00
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  • 10.5" 5.56 1:7 Twist Barel Tungsten Gray Milspec Pistol Upper Receiver with 9" MLOK Compatible Hand Guard
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    Grid Defense 10.5" 5.56 Upper Receiver - Tungsten Gray

    Now: $329.00
    Was: $379.00
    Grid Defense 10.5" 5.56 Upper Receiver Finished in Tungsten Gray Cerakote Chambered in 5.56x45 NATO 7075-T6 Milspec Upper Receiver 10.5" 1:7 Twist 4150 Steel M4 Barrel - Black Nitride .750 Low Profile Gas Block Carbine Length Gas System A2 Flash Hider...
    Now: $329.00
    Was: $379.00
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    Now: $329.00
    Was: $379.00
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  • Always Armed | Limited Edition Upper | 5.56 NATO 10.5" 1:7 Twist 4150 Barrel | Strike Industries
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    Always Armed Smith & Wesson Red Limited Edition 10.5" 5.56 NATO Upper Receiver with Blue Strike Industries Accessories

    $541.84
    Always 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...
    $541.84
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    $541.84
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  • AR15 16" 5.56/.223 Upper Receiver in Tungsten Gray by Grid Defense Grid Defense AR-15 Milspec 16" 5.56 NATO Upper Receiver in Tungsten Gray
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    Grid Defense 16" 5.56 Upper Receiver - Tungsten Gray

    Now: $329.00
    Was: $399.00
    Grid Defense 16" 5.56 Upper Receiver - Tungsten Gray  Tungsten Gray Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2 Flash Hider Mil-Spec 7075-T6 Upper Receiver
    Now: $329.00
    Was: $399.00
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    Now: $329.00
    Was: $399.00
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  • Mil Spec AR15 Upper | Periwinkle Cerakote 16" 5.56 NATO | 4150 Barrel | 1:7 Twist Rate
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    Ghost 16" 5.56 Nato Upper Receiver - Periwinkle

    Now: $259.00
    Was: $329.00
    Ghost Firearms Elite 16" 5.56 Upper - Periwinkle The new 5.56 Nato AR-15 Upper with free float hand guard by Grid Defense. Periwinkle Complete Upper Receiver AR15 Receiver Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 16" 1:7...
    Now: $259.00
    Was: $329.00
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    Now: $259.00
    Was: $329.00
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  • 16" 5.56 NATO UPPER RECEIVER | ALWAYS ARMED MAGPUL FLAT DARK EARTH | AR15 | MIL SPEC UPPER
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    ALWAYS ARMED JESTER 16" 5.56 NATO UPPER RECEIVER - FDE

    Now: $219.00
    Was: $319.00
    ALWAYS ARMED JESTER 16" 5.56 NATO 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 Low...
    Now: $219.00
    Was: $319.00
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    Now: $219.00
    Was: $319.00
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  • TUNGSTEN GRAY CERAKOTE | .556 NATO | AR-15 GRID DEFENSE | PISTOL LENGTH GAS SYSTEM | 7" M-LOK HAND GUARD
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    Grid Defense Stainless Steel 7.5" 5.56 Upper Receiver With Free MBUS Sights - Tungsten Gray

    $496.50
    Grid Defense Stainless Steel 7.5" 5.56 Upper Receiver Tungsten Gray Cerakote Finish Chambered in 5.56 NATO Stainless Steel A2 Flash Hider 7.5" 1:7 Twist 416R Stainless Steel Barrel - M4 Profile Pistol Length Gas System Grid Defense 7" M-Lok Free Float...
    $496.50
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    $496.50
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  • AR15 Upper Receiver Combo | 5.56 NATO | .300 Blackout
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    ALWAYS ARMED 16" UPPER RECEIVER WITH 12" RAIL COMBO DEAL - 5.56 NATO/.300 BLACKOUT

    Now: $399.00
    Was: $558.00
    Always 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: $399.00
    Was: $558.00
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    Now: $399.00
    Was: $558.00
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  • AR 15 Pistol Upper Receiver | 10.5" Barrel | 1:7 Twist Rate Mil Spec | 12" M-LOK Hand Guard | Dimpled Flash Can
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    Grid Defense 10.5" 5.56 Flash Can Upper Receiver - Pink Champagne

    Now: $329.00
    Was: $399.00
    Grid Defense 10.5" 5.56 Flash Can Upper Receiver Finished in Pink Champagne Cerakote 5.56 Upper Receiver Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:7 Twist 4150 M4 Profile Barrel - Black Nitride Chambered in 5.56x45 NATO Carbine Length Gas...
    Now: $329.00
    Was: $399.00
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    Now: $329.00
    Was: $399.00
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  • Zombie AR15 Upper Receiver | 16" Barrel AR-15 Rifle Upper Receiver | Mil-Spec | Carbine Length Gas System
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    ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - ZOMBIE GREEN

    Now: $219.00
    Was: $319.00
    Always 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: $219.00
    Was: $319.00
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    Now: $219.00
    Was: $319.00
    Subtotal:
  • 16" 5.56 NATO UPPER RECEIVER - BURNT BRONZE
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    ALWAYS ARMED JESTER 16" 5.56 NATO UPPER RECEIVER - BURNT BRONZE

    Now: $219.00
    Was: $319.00
    ALWAYS 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  16" 1:7  Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas...
    Now: $219.00
    Was: $319.00
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    Now: $219.00
    Was: $319.00
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  • ALWAYS ARMED 7.5" 5.56 NATO UPPER RECEIVER - BLUE TITANIUM
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    ALWAYS ARMED 7.5" 5.56 NATO UPPER RECEIVER - BLUE TITANIUM

    Now: $209.00
    Was: $299.00
    ALWAYS ARMED 7.5" 5.56 NATO UPPER RECEIVER Made in the USA Mil-Spec 7075 T6 7.5" Nato 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 Profile...
    Now: $209.00
    Was: $299.00
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    Now: $209.00
    Was: $299.00
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  • Rose Gold AR15 Rifle Length Upper Receiver
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    ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - PINK CHAMPAGNE

    Now: $219.00
    Was: $319.00
    ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - PINK CHAMPAGNE Made in the USA Mil-Spec 7075 T6 16" 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: $219.00
    Was: $319.00
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    Qty in Cart: 0
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    Price:
    Now: $219.00
    Was: $319.00
    Subtotal:
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