9mm Uppers

9mm Uppers

AR9 Upper Receivers are the most popular pistol caliber AR-15. 9mm Uppers are available from Always Armed in rifle and pistol length format and many different cerakote colors like FDE and Titanium Gray. AR-9 upper builds will require a dedicated 9mm lower or a 9mm lower drop in block along with a 9mm Bolt carrier group. Check out the other parts after your upper choice in our AR9 Parts category.

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  • ALWAYS ARMED 16" 9MM TR SERIES UPPER RECEIVER WITH 12" RAIL - BLACK ALWAYS ARMED 16" 9MM TR SERIES UPPER RECEIVER WITH 12" RAIL - BLACK
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    ALWAYS ARMED 16" 9MM TR SERIES UPPER RECEIVER WITH 12" RAIL - BLACK

    Now: $179.99
    Was: $299.00
    ALWAYS ARMED 16" 9MM TR SERIES UPPER RECEIVER WITH 12" RAIL - BLACK Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  16" 1:10 Twist 4150 Barrel with Black Nitride Finish Chambered in 9mm A2 Flash Hider 12"...
    Now: $179.99
    Was: $299.00
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    Now: $179.99
    Was: $299.00
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  • Always Armed 5.5" 9mm Upper Receiver 416R Stainless Steel Barrel with 4.25" M-Lok Hand Guard
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    ALWAYS ARMED 5.5" 9MM OCTO GEN 2 UPPER RECEIVER WITH STAINLESS STEEL BARREL - BLACK

    Now: $199.00
    Was: $299.00
    ALWAYS ARMED 5.5" 9MM OCTO GEN 2 FLASH CAN UPPER RECEIVER Made in the USA Mil Spec Gen 2 AR15 Upper Receiver 5.5" 1:10 Twist 416R Stainless Steel Barrel 4.25" Free Float M-LOK Rail  Flash Can Muzzle Device Hard Coat Black Anodized Finish
    Now: $199.00
    Was: $299.00
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  • 16" Upper Receiver with 1:10 Twist Barrel Chambered in 9mm 15" FREE FLOAT KEYMOD HAND RAIL
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    ALWAYS ARMED 16" 9MM UPPER RECEIVER WITH 15" KEYMOD HAND GUARD

    Now: $199.00
    Was: $299.00
    Always Armed 16" 9MM Upper Receiver - Black Anodized Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  1/2 x 36 Thread Pattern 16" 1:10 Twist 4150 Barrel with Black Nitride Finish Chambered in 9X19 Para...
    Now: $199.00
    Was: $299.00
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    Now: $199.00
    Was: $299.00
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  • Always Armed 5.5" 9mm Upper Receiver 416R Stainless Steel Barrel with 4.25" M-Lok Hand Guard
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    BLEM ALWAYS ARMED 5.5" 9MM OCTO GEN 2 UPPER RECEIVER WITH STAINLESS STEEL BARREL - BLACK

    Now: $169.00
    Was: $299.00
    BLEM ALWAYS ARMED 5.5" 9MM OCTO GEN 2 FLASH CAN UPPER RECEIVER COSMETIC DEFECTS ONLY, FUNCTIONALITY IS NOT AFFECTED Made in the USA Mil Spec Gen 2 AR15 Upper Receiver 5.5" 1:10 Twist 416R Stainless Steel Barrel 4.25" Free Float M-LOK Rail  A2...
    Now: $169.00
    Was: $299.00
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    Now: $169.00
    Was: $299.00
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  • ALWAYS ARMED 7.5" 9MM STAINLESS STEEL UPPER RECEIVER - BLACK Mil-Spec AR9 7.5" Upper Receiver - Black Anodized
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    BLEM ALWAYS ARMED 7.5" 9MM STAINLESS STEEL UPPER RECEIVER - BLACK

    Now: $159.00
    Was: $299.00
    Blemished Always Armed 7.5" 9MM Stainless Steel Upper Receiver - Black Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  7.5" 1:10 Twist 416R Stainless Steel Barrel 1/2 x 36 Thread Pattern Chambered in...
    Now: $159.00
    Was: $299.00
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    Now: $159.00
    Was: $299.00
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  • 4" Free Float M-LOK Hand Rail 4.5" 1:10 Twist 9mm parrabellum barrel
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    ALWAYS ARMED 4.5" 9MM TR SERIES UPPER RECEIVER - BLACK

    Now: $169.00
    Was: $269.00
    ALWAYS ARMED 4.5" 9MM TR SERIES UPPER RECEIVER - BLACK Made in the USA Mil Spec AR15 Upper Receiver 4.5" 1:10 Twist Barrel with Black Nitride Finish 4" TR Series Free Float M-LOK Handguard A2 Muzzle Device Hard Coat Black Anodized Finish
    Now: $169.00
    Was: $269.00
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    Now: $169.00
    Was: $269.00
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  • Always Armed Jester 16" 9MM Upper Receiver 16" 1:10 Twist 9MM Barrel
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    ALWAYS ARMED JESTER 16" 9MM UPPER RECEIVER - BLACK

    Now: $199.00
    Was: $299.00
    ALWAYS ARMED JESTER 16" 9MM UPPER RECEIVER Made in The USA Chambered in 9MM 1/2 x 36 Thread Pattern Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  16" 1:10 Twist 4150 Barrel with Black Nitride Finish Hard Coat Black Anodized...
    Now: $199.00
    Was: $299.00
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    Now: $199.00
    Was: $299.00
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  • ALWAYS ARMED 7.5" STAINLESS STEEL 9MM UPPER RECEIVER WITH 5.5" RAIL - BLACK AR9 Pistol Upper Receiver - Hard Coat Black Anodized
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    ALWAYS ARMED 7.5" STAINLESS STEEL 9MM UPPER RECEIVER WITH 5.5" RAIL - BLACK

    Now: $199.00
    Was: $279.00
    ALWAYS ARMED 7.5" STAINLESS STEEL 9MM UPPER RECEIVER WITH 5.5" RAIL - BLACK Made in the USA Mil-Spec 7075 T6 Upper Receiver 5.5" MLOK Hand Guard 7.5" 1:10 Twist 416R Stainless Steel Barrel Chambered 9X19 Para A2 Flash Hider Hard Coat Black Anodized...
    Now: $199.00
    Was: $279.00
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    Now: $199.00
    Was: $279.00
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  • ALWAYS ARMED OCT2 SERIES 16" 9MM UPPER RECEIVER - BLACK Mil Spec AR9 Rifle Upper Receiver with M-LOK Free Float Rail
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    ALWAYS ARMED OCT2 SERIES 16" 9MM UPPER RECEIVER - BLACK

    Now: $199.00
    Was: $269.00
    ALWAYS ARMED OCT2 SERIES 16" 9MM UPPER RECEIVER - BLACK Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  16" 1:10 Twist 4150 Barrel with Black Nitride Finish Chambered in 9mm A2 Flash Hider 15" Free Float M-LOK...
    Now: $199.00
    Was: $269.00
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    Now: $199.00
    Was: $269.00
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  • PCC | AR9 Pistol Upper Receiver | Ghost 9x19 Parabellum | Stainless Steel Barrel
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    Ghost Vital 7.5" Upper 9MM with Stainless Steel Barrel

    Now: $229.00
    Was: $309.00
    Ghost Vital 7.5" Upper 9MM with Stainless Steel Barrel Chambered in 9x19 Para A2 Birdcage Flash Hider - Black Nitride Finish 7.5" 1:10 Twist 416R Stainless Steel Barrel Ghost Firearms 7" M-Lok Free Float Hand Guard Ghost Mil-Spec 7075 T6...
    Now: $229.00
    Was: $309.00
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    Now: $229.00
    Was: $309.00
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  • ALWAYS ARMED 10.5" 9MM UPPER RECEIVER - BLACK This cost effective solution to building a new pistol length ar offers a sleek black tactical finish.
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    ALWAYS ARMED 10.5" 9MM UPPER RECEIVER - BLACK

    Now: $189.00
    Was: $269.00
    Always Armed 10.5" 9MM Upper Receiver - Black Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  1/2 x 36 Thread Pattern 7.5" 9MM Barrel with Black Nitride Finish 4150 Chrome Moly Vanadium Straight Profile...
    Now: $189.00
    Was: $269.00
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    Now: $189.00
    Was: $269.00
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  • ALWAYS ARMED 16" 9MM BX SERIES UPPER RECEIVER
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    ALWAYS ARMED 16" 9MM BX SERIES UPPER RECEIVER - BLACK

    Now: $199.00
    Was: $269.00
    ALWAYS ARMED 16" 9MM NATO BX SERIES UPPER RECEIVER - BLACK Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  1/2 x 36 Thread Pattern 16" 1:10  Twist 4150 Barrel with Black Nitride Finish Chambered in 9mm...
    Now: $199.00
    Was: $269.00
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    Now: $199.00
    Was: $269.00
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  • Always Armed 16" 9x19 Para Upper Receiver - Pistol Caliber Carbine 16" Mil-Spec AR-9 Rifle Upper Receiver - Smith & Wesson Red
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    ALWAYS ARMED 16" 9MM STAINLESS STEEL UPPER RECEIVER - SMITH & WESSON RED

    Now: $299.00
    Was: $349.00
    Always Armed 16" 9MM Stainless Steel Upper Receiver - Smith & Wesson Red Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  16" 1:10 Twist 416R Stainless Steel Barrel Chambered in 9X19 Para Chambered in 9X19...
    Now: $299.00
    Was: $349.00
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    Now: $299.00
    Was: $349.00
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  • ALWAYS ARMED 4.5" 9MM FLASH CAN UPPER RECEIVER WITH 4" TR RAIL - BLACK ANODIZED 4" free float m-lok handguard
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    ALWAYS ARMED 4.5" 9MM FLASH CAN UPPER RECEIVER WITH 4" TR RAIL - BLACK ANODIZED

    Now: $199.00
    Was: $269.00
    ALWAYS ARMED 4.5" 9MM FLASH CAN UPPER RECEIVER WITH 4" TR RAIL - BLACK ANODIZED Made in the USA Mil Spec AR15 9mm Flash Can Upper Receiver 4.5" 1:10 Twist Barrel with Black Nitride Finish 4" TR Series Free Float M-LOK Rail  Flash Can Muzzle Device...
    Now: $199.00
    Was: $269.00
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    Now: $199.00
    Was: $269.00
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  • ALWAYS ARMED JESTER 7.5" FLASH CAN UPPER RECEIVER MIL SPEC UPPER RECEIVER | 7.5" 9MM 1:10 TWIST BARREL
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    ALWAYS ARMED JESTER 7.5" 9MM FLASH CAN UPPER RECEIVER - BLACK

    $299.00
    ALWAYS ARMED JESTER 7.5" 9MM FLASH CAN UPPER RECEIVER WITH 9" MLOK RAIL - BLACK Mil-Spec AR15 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:10 Twist 4150 Barrel with Black Nitride Finish Flash Can Muzzle Device Hard Coat Black Anodized Finish...
    $299.00
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    $299.00
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  • ALWAYS ARMED OCTO SERIES 7.5" 9MM UPPER RECEIVER - BLACK Shop this 9mm upper receiver for a new way to shoot pistol caliber ammo
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    ALWAYS ARMED OCTO SERIES 7.5" 9MM UPPER RECEIVER - BLACK

    Now: $189.00
    Was: $279.00
    ALWAYS ARMED OCTO SERIES 7.5" 9MM UPPER RECEIVER - BLACK Mil-Spec AR15 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7" Free Float M-LOK OCTO Series Rail 7.5" 1:10 Twist Barrel with Black Nitride Finish A2 Flash Hider 1/2x36 TPI Thread...
    Now: $189.00
    Was: $279.00
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    Now: $189.00
    Was: $279.00
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  • 15" Free float keymod handguard ALWAYS ARMED 16" 9MM STAINLESS STEEL UPPER RECEIVER WITH 15" KEYMOD HAND GUARD - BLACK
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    ALWAYS ARMED 16" 9MM STAINLESS STEEL UPPER RECEIVER WITH 15" KEYMOD HAND GUARD - BLACK

    Now: $199.00
    Was: $279.00
    Always Armed 16" 9MM Stainless Steel Upper Receiver With 15" Keymod Hand Guard Made in the USA Mil-Spec Upper Receiver with Dust Cover and Forward Assist 16" 416R Stainless Steel Barrel Chambered in 9x19 PARA 15" Free Floating Key Mod Hand Guard Black...
    Now: $199.00
    Was: $279.00
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    Now: $199.00
    Was: $279.00
    Subtotal:
  • ALWAYS ARMED OCT2 SERIES 16" 9MM UPPER RECEIVER - BLACK Mil Spec AR9 Rifle Upper Receiver with M-LOK Free Float Rail
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    BLEM ALWAYS ARMED OCT2 SERIES 16" 9MM UPPER RECEIVER - BLACK

    Now: $169.00
    Was: $269.00
    BLEMISHED ALWAYS ARMED OCT2 SERIES 16" 9MM UPPER RECEIVER - BLACK Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  16" 1:10 Twist 4150 Barrel with Black Nitride Finish Chambered in 9mm A2 Flash Hider 15"...
    Now: $169.00
    Was: $269.00
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    Now: $169.00
    Was: $269.00
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  • Aero Precision 16" 9mm Upper Receiver - Black 15" Atlas S-One Handguard
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    Aero Precision 16" 9mm Upper Receiver - Black

    Now: $529.99
    Was: $590.00
    Aero Precision 16" 9mm Upper Receiver - Black EPC-9 Upper Receiver Chambered in 9mm 1:10 Twist Barrel 15" ATLAS S-ONE Handguard 16" CMV Barrel Product comes assembled This complete upper receiver does not include BCG or Charging Handle
    Now: $529.99
    Was: $590.00
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    Now: $529.99
    Was: $590.00
    Subtotal:
  • ALWAYS ARMED 7.5" 9MM STAINLESS STEEL KEYMOD UPPER RECEIVER - BLACK Get the best deal on a new AR-9 Upper receiver with this stainless steel barrel and keymod hand rail
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    ALWAYS ARMED 7.5" 9MM STAINLESS STEEL KEYMOD UPPER RECEIVER - BLACK

    Now: $169.00
    Was: $299.00
    Always Armed 7.5" 9MM Stainless Steel Keymod Upper Receiver - Black Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist  7.5" 1:10 Twist 416R Stainless Steel Barrel 1/2 x 36 Thread Pattern Chambered in 9X19...
    Now: $169.00
    Was: $299.00
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    Qty in Cart: 0
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    Price:
    Now: $169.00
    Was: $299.00
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