5.56mm Uppers

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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  • Aero Precision 16" 5.56 NATO Upper Receiver - FDE Aero Precision 16" 5.56 NATO Upper Receiver - FDE
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    Aero Precision 16" 5.56 NATO Upper Receiver - FDE

    $534.99
    Aero Precision 16" 5.56 NATO Upper Receiver - FDE M4E1 Threaded Assembled Upper Receiver ATLAS S-ONE M-LOK Handguard of choice 16" 5.56 CMV Barrel Low Profile Gas Block and Mid-Length Gas Tube Product comes assembled This complete upper does not...
    $534.99
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  • ALWAYS ARMED 10.5" 5.56 KEYMOD UPPER RECEIVER - FDE
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    ALWAYS ARMED 10.5" 5.56 KEYMOD UPPER RECEIVER - FDE

    Now: $199.00
    Was: $299.00
    ALWAYS ARMED 10.5" 5.56 KEYMOD UPPER RECEIVER - FDE Made in the USA Finished in Flat Dark Earth Cerakote 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...
    Now: $199.00
    Was: $299.00
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  • ALWAYS ARMED 10.5" 5.56 NATO BR SERIES UPPER RECEIVER
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    ALWAYS ARMED 10.5" 5.56 NATO BR SERIES UPPER RECEIVER

    $179.00 - $199.00
    Always Armed 10.5" 5.56 NATO BR 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 Length Gas...
    $179.00 - $199.00
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  • ALWAYS ARMED 10.5" 5.56 NATO BX SERIES UPPER RECEIVER - BLACK ANODIZED
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    ALWAYS ARMED 10.5" 5.56 NATO BX SERIES UPPER RECEIVER - BLACK ANODIZED

    Now: $199.00
    Was: $279.00
    ALWAYS ARMED 10.5" 5.56 NATO 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 Length Gas System .750...
    Now: $199.00
    Was: $279.00
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  • ALWAYS ARMED 10.5" 5.56 NATO FLASH CAN UPPER RECEIVER - BURNT BRONZE
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    ALWAYS ARMED 10.5" 5.56 NATO FLASH CAN UPPER RECEIVER - BURNT BRONZE

    Now: $219.00
    Was: $319.00
    Always Armed 10.5" 5.56 NATO Flash Can Upper Receiver - Burnt Bronze 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: $219.00
    Was: $319.00
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    ALWAYS ARMED 10.5" 5.56 NATO FLASH CAN UPPER RECEIVER - MAGPUL FDE/OD GREEN LIMITED EDITION ALWAYS ARMED 10.5" 5.56 NATO FLASH CAN UPPER RECEIVER - MAGPUL FDE/OD GREEN LIMITED EDITION
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    ALWAYS ARMED 10.5" 5.56 NATO FLASH CAN UPPER RECEIVER - MAGPUL FDE/OD GREEN LIMITED EDITION

    Now: $249.00
    Was: $358.00
    Always Armed 10.5" 5.56 NATO Flash Can Upper Receiver - LIMITED EDITION Made in the USA Magpul FDE Mil-Spec 7075 T6 Upper Receiver   Forward Assist Timber Creek Outdoors Billet Dust Cover - OD Green 10.5" 1:7 Twist 4150 Barrel with Black...
    Now: $249.00
    Was: $358.00
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  • ALWAYS ARMED 10.5" 5.56 NATO JESTER UPPER RECEIVER
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    ALWAYS ARMED 10.5" 5.56 NATO JESTER UPPER RECEIVER

    $179.00 - $199.00
    Always Armed 10.5" 5.56 NATO Jester 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 Length Gas...
    $179.00 - $199.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BAZOOKA GREEN ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BAZOOKA GREEN
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BAZOOKA GREEN

    Now: $199.00
    Was: $299.00
    Always 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 System ...
    Now: $199.00
    Was: $299.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BLACK ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BLACK
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BLACK

    Now: $179.00
    Was: $279.00
    Always Armed 10.5" 5.56 NATO Upper Receiver - Black 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 System .750 Low...
    Now: $179.00
    Was: $279.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BURNT BRONZE ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BURNT BRONZE
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - BURNT BRONZE

    Now: $199.00
    Was: $299.00
    Always Armed 10.5" 5.56 NATO Upper Receiver - Burnt Bronze 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 System ...
    Now: $199.00
    Was: $299.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - RIDGEWAY BLUE

    Now: $179.00
    Was: $299.00
    Always 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 System ...
    Now: $179.00
    Was: $299.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - SIG PINK ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - SIG PINK
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - SIG PINK

    Now: $199.00
    Was: $299.00
    Always Armed 10.5" 5.56 NATO Upper Receiver - Sig Pink 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 System .750...
    Now: $199.00
    Was: $299.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - SMITH & WESSON RED

    Now: $199.00
    Was: $299.00
    Always Armed 10.5" 5.56 NATO Upper Receiver - Smith & Wesson AR 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...
    Now: $199.00
    Was: $299.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - TITANIUM ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - TITANIUM
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER - TITANIUM

    Now: $199.00
    Was: $299.00
    Always Armed 10.5" 5.56 NATO Upper Receiver - Titanium 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 System .750...
    Now: $199.00
    Was: $299.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER WITH 10" TR RAIL - MAGPUL FDE ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER WITH 10" TR RAIL - MAGPUL FDE
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER WITH 10" TR RAIL - MAGPUL FDE

    Now: $199.00
    Was: $299.00
    Always Armed 10.5" 5.56 NATO 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 System .750...
    Now: $199.00
    Was: $299.00
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  • ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER WITH 12" MLOK RAIL & TEQUILA SUNRISE FLASH CAN - BLACK
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    ALWAYS ARMED 10.5" 5.56 NATO UPPER RECEIVER WITH 12" MLOK RAIL & TEQUILA SUNRISE FLASH CAN - BLACK

    Now: $239.00
    Was: $299.00
    ALWAYS ARMED 10.5" 5.56 NATO FLAHS CAN 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 Length Gas System ...
    Now: $239.00
    Was: $299.00
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  • Out of stock
    ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - MIDNIGHT BRONZE
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    ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - MIDNIGHT BRONZE

    $319.00
    ALWAYS ARMED 16" 5.56 MAKO 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 Profile Gas...
    $319.00
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    $319.00
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  • Out of stock
    ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - MULTICAM GRAY
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    ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - MULTICAM GRAY

    $319.00
    ALWAYS ARMED 16" 5.56 MAKO 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 Profile Gas...
    $319.00
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    $319.00
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  • Out of stock
    ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - PINK CHAMPAGNE
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    ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - PINK CHAMPAGNE

    $319.00
    ALWAYS ARMED 16" 5.56 MAKO 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 Profile Gas...
    $319.00
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    $319.00
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  • Out of stock
    ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - POLAR BLUE
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    ALWAYS ARMED 16" 5.56 MAKO UPPER RECEIVER - POLAR BLUE

    $319.00
    ALWAYS ARMED 16" 5.56 MAKO 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 Profile Gas...
    $319.00
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    $319.00
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