Upper Receiver

Upper Receiver

Find the exact complete or stripped AR-15 upper receiver for your next build. We stock forged and billet uppers, cold hammer-forged barrels, low-profile gas blocks, and advanced bolt carrier groups (BCGs) engineered for extreme reliability and sub-MOA accuracy.

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  • On Sale
    Surefire Warcomp 7.62 5/8x24 Flash Hider/Suppressor - WARCOMP-762-5/8-24 Surefire Warcomp 7.62 5/8x24 Flash Hider/Suppressor - WARCOMP-762-5/8-24

    Surefire Warcomp 7.62 5/8x24 Flash Hider/Suppressor - WARCOMP-762-5/8-24

    Surefire

    MSRP: $169.00
    Now: $152.00
    Was: $169.00
    The SureFire WARCOMP 7.62 5/8x24 Flash Hider/Suppressor Adapter (WARCOMP-762-5/8-24) is SureFire's multi-function muzzle device for 7.62mm rifles — simultaneously functioning as a highly effective 3-pronged flash hider and the mounting interface for...
    MSRP: $169.00
    Now: $152.00
    Was: $169.00
    Qty in Cart: 0
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    MSRP: $169.00
    Now: $152.00
    Was: $169.00
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  • LMT Defense - Tactical Charging Handle Assembly - AR15 - #LMP103T - 815415010267 - Boss Firearms

    LMT Defense - Tactical Charging Handle Assembly - AR15 - LMP103T

    LMT Defense

    MSRP: $97.00
    $90.00
    The LMT Defense Tactical 5.56 Charging Handle (LMP103T) is an M4 Charging Handle Assembly with an Enhanced Tactical Latch — offering a significant upgrade over mil-spec charging handles. The enlarged tactical latch provides a more positive grip and...
    MSRP: $97.00
    $90.00
    Qty in Cart: 0
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    MSRP: $97.00
    $90.00
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  • LMT Defense - Ambidextrous Charging Handle Assembly - AR15 - #R-LMP103TA - 815415016603 - Boss Firearms

    LMT Defense - Ambidextrous AR15 5.56 Charging Handle - R-LMP103TA

    LMT Defense

    MSRP: $108.00
    $100.35
    The LMT Defense Ambidextrous 5.56 Charging Handle (R-LMP103TA) features enhanced tactical latches on both sides for true ambidextrous operation. Dead-stop latches reduce tension on latch pins, extending service life while allowing fast, positive...
    MSRP: $108.00
    $100.35
    Qty in Cart: 0
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    MSRP: $108.00
    $100.35
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  • VLTOR MUR-1A modular upper receiver KG Gun-Kote finish 7075 T6 AR-15 VLTOR MUR-1A upper receiver showing KG Gun-Kote corrosion resistant coating

    VLTOR MUR-1A Modular Upper Receiver-KG Gun-Kote MUR-1A-KG-B

    Vltor Weapon Systems

    $242.96
    The VLTOR MUR-1A Modular Upper Receiver with KG Gun-Kote finish (MUR-1A-KG-B) provides the precision 7075 T6 aluminum MUR-1A upper receiver with a premium Cerakote/KG Gun-Kote finish for enhanced corrosion resistance and a durable, matte appearance. The...
    $242.96
    Qty in Cart: 0
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    $242.96
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  • Out of stock
    LMT Defense MRP-L MLOK 10.5" Complete Upper Receiver Bundle LMTMLOKS10.5AS

    LMT Defense MRP-L MLOK 10.5" Complete Upper Receiver Bundle LMTMLOKS10.5AS

    LMT Defense

    $1,625.00
    The LMT Defense MRP-L M-LOK 10.5" AR-15 Complete Upper Receiver Bundle (LMTMLOKS10.5AS) is a factory-complete LMT upper receiver assembly for AR-15/SBR builds, combining LMT's 9.25" M-LOK monolithic upper receiver chassis with a 10.5" 5.56 NATO...
    $1,625.00
    Qty in Cart: 0
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    $1,625.00
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  • Out of stock
    LMT Defense MRP-L Quad Rail 10.5" Complete Upper Receiver Bundle #LMTQuadS10.5AS

    LMT Defense MRP-L Quad Rail 10.5" Complete Upper Receiver Bundle #LMTQuadS10.5AS

    LMT Defense

    $1,625.00
    LMT Defense - MRP-L Quad Rail 9.25" AR15 Upper Receiver - #L7S1A The patented LMT monolithic rail platform (MRP) upper receiver, has a receiver and handguard that are made from a single piece of aerospace grade aluminum. The barrel is held in...
    $1,625.00
    Qty in Cart: 0
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    $1,625.00
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  • LMT Defense MRP-L Quad Rail 13.25 inch AR-15 complete upper receiver 16 inch barrel

    LMT Defense MRP-L Quad Rail 13.25" AR15 Complete Upper Receiver LMTQuadL16AS

    LMT Defense

    $1,700.00
    The LMT Defense MRP-L Quad Rail 13.25" AR-15 Complete Upper Receiver (LMTQuadL16AS) is a factory-complete LMT upper receiver assembly — including the 13.25" quad rail monolithic upper receiver chassis, a 16" 5.56 NATO chrome-lined barrel, LMT enhanced...
    $1,700.00
    Qty in Cart: 0
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    $1,700.00
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  • Out of stock
    LMT Defense MRP-L MLOK 16" Complete Upper Receiver Bundle #LMTMLOKL16AS

    LMT Defense MRP-L MLOK 16" Complete Upper Receiver Bundle #LMTMLOKL16AS

    LMT Defense

    $1,700.00
    MRP-L MLOK 13.25" AR15 Upper Receiver - #L7Y1A The patented LMT monolithic rail platform (MRP) upper receiver, has a receiver and handguard that are made from a single piece of aerospace grade aluminum. The barrel is held in place with a proprietary...
    $1,700.00
    Qty in Cart: 0
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    $1,700.00
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  • VLTOR MUR-1A modular upper receiver Tan with bolt assist forward assist AR-15 VLTOR MUR-1A Tan upper receiver showing forward assist button detail

    VLTOR MUR-1A Modular Upper Receiver w/ Bolt Assist Tan MUR-1A-T

    Vltor Weapon Systems

    $242.96
    The VLTOR MUR-1A Modular Upper Receiver in Tan (MUR-1A-T) provides the same precision 7075 T6 aluminum construction of the black MUR-1A in a Tan (FDE/Coyote-compatible) finish for coordinated FDE or Multicam AR-15 builds. The Tan MUR-1A is a stripped...
    $242.96
    Qty in Cart: 0
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    $242.96
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  • Out of stock
    KAC Knights Armament Company - URX6 Tool Kit for SR-25/SR-15 #122659

    KAC Knights Armament Company - URX6 Tool Kit for SR-25/SR-15 #122659

    Knights Armament Company

    $702.24
    The tool kit includes 5.56/762 URX6 Handguard Wrench, 5.56 URX6 barrel nut removal wrench, 7.62 URX6 barrel nut removal wrench, KAC knightstick, gas block puller, buttstock wrench, gas block wrench, and gas tube wrench.
    $702.24
    Qty in Cart: 0
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    $702.24
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  • LMT Defense MRP-L MLOK 7.25" Upper Receiver & 300BLK Barrel 8.25" Bundle L7NX1A-L7BX1B

    LMT Defense MRP-L MLOK 7.25" Upper Receiver & 300BLK Barrel 8.25" Bundle L7NX1A-L7BX1B

    LMT Defense

    $1,444.50
    The LMT Defense MRP-L M-LOK 7.25" Upper Receiver & .300 Blackout 8.25" Barrel Bundle (L7NX1A-L7BX1B) is the ultimate ultra-compact .300 BLK package — combining LMT's most compact MRP-L upper receiver chassis with the purpose-designed 8.25" .300...
    $1,444.50
    Qty in Cart: 0
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    $1,444.50
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  • LMT Defense MRP-L M-LOK 9.25" "Grenadier" Upper Receiver L7SXG1A LMT Defense MRP-L M-LOK 9.25" "Grenadier" Upper Receiver L7SXG1A

    LMT Defense MRP-L M-LOK 9.25" "Grenadier" Upper Receiver L7SXG1A

    LMT Defense

    $940.50
    The LMT Defense MRP-L M-LOK 9.25" "Grenadier" Upper Receiver (L7SXG1A) is LMT's newest 2026 MRP-L upper receiver, purpose-designed for under-barrel launcher integration and versatile accessory mounting. The "Grenadier" name comes from the full-length...
    $940.50
    Qty in Cart: 0
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    $940.50
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