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300 Blackout Uppers

Enhance your rifle's performance with our premium .300 Blackout barreled upper assemblies, engineered for superior accuracy and optimal versatility. Ideal for both subsonic and supersonic loads, these upper assemblies provide reliable functionality and seamless compatibility with your AR-15 platform.

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  1. LWRC IC DI 16" .300 Blackout AR Complete Upper, BLACK

    LWRC IC DI 16" .300 Blackout AR Complete Upper, BLACK

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  2. PSA 7.5" Pistol-length 300AAC Blackout Nitride 7" M-Lok Cutting Edge Upper - w/o BCG or CH

    PSA 7.5" Pistol-length 300AAC Blackout Nitride 7" M-Lok Cutting Edge Upper - w/o BCG or CH

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  3. H&R DOE 300BLK Complete Upper, Black

    H&R DOE 300BLK Complete Upper, Black

    Rating:
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  4. DPMS "Kitty Kat" 7.5" 300AAC 6.5" Quad-Rail Upper w/ BCG & CH

    DPMS "Kitty Kat" 7.5" 300AAC 6.5" Quad-Rail Upper w/ BCG & CH

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  5. LMT Defense MRP-L M-LOK Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    LMT Defense MRP-L M-LOK Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

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  6. LMT Defense MRP-L M-LOK Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    LMT Defense MRP-L M-LOK Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    Out of Stock
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  7. LMT Defense MRP-L M-LOK Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    LMT Defense MRP-L M-LOK Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    Out of Stock
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  8. LMT Defense MRP-L QUAD Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    LMT Defense MRP-L QUAD Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    Out of Stock
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  9. LMT Defense MRP-L QUAD Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    LMT Defense MRP-L QUAD Railed Upper 5.56x45mm/.300 AAC Blackout/6.8 SPC no BCG&CH, Black

    Out of Stock
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  10. Brownells BRN-180 Gen 3 9" Upper .300 AAC Blackout 1:6 w/BCG&CH, Black

    Brownells BRN-180 Gen 3 9" Upper .300 AAC Blackout 1:6 w/BCG&CH, Black

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  11. Aero Precision M4E1-T 16" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH, Black

    Aero Precision M4E1-T 16" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH, Black

    Out of Stock
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  12. Aero Precision M4E1-T 10" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH

    Aero Precision M4E1-T 10" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH

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  13. Aero Precision M4E1-T 10" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH, Black

    Aero Precision M4E1-T 10" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH, Black

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  14. Aero Precision M4E1 16" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH, Black

    Aero Precision M4E1 16" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH, Black

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  15. Aero Precision M4E1 16" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH, Black

    Aero Precision M4E1 16" Railed Upper .300 AAC Blackout 1:7 Pistol-Length no BCG&CH, Black

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  16. DPMS "Kitty Kat" 7.5" 300AAC C7 Complete Upper

    DPMS "Kitty Kat" 7.5" 300AAC C7 Complete Upper

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  17. BLEM Harrington & Richardson 10.5" 300BLK Commando Upper

    BLEM Harrington & Richardson 10.5" 300BLK Commando Upper

    Rating:
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  18. Radian Weapons Model 1 9" Upper .300 AAC Blackout 1:5 M-LOK Rail Aluminum Pistol-Length, OD Green

    Radian Weapons Model 1 9" Upper .300 AAC Blackout 1:5 M-LOK Rail Aluminum Pistol-Length, OD Green

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  19. Radian Weapons Model 1 9" Upper .300 AAC Blackout 1:5 M-LOK Rail Pistol-Length, Flat Dark Earth

    Radian Weapons Model 1 9" Upper .300 AAC Blackout 1:5 M-LOK Rail Pistol-Length, Flat Dark Earth

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  20. Radian Weapons Model 1 9" Upper .300 AAC Blackout 1:5 M-LOK Rail Aluminum Pistol-Length, Brown

    Radian Weapons Model 1 9" Upper .300 AAC Blackout 1:5 M-LOK Rail Aluminum Pistol-Length, Brown

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  21. Radian Weapons Model 1 9" Upper .300 AAC Blackout 1:5 M-LOK Rail Aluminum Pistol-Length, Gray

    Radian Weapons Model 1 9" Upper .300 AAC Blackout 1:5 M-LOK Rail Aluminum Pistol-Length, Gray

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  22. Primary Weapons Systems MK109 Mod 2-M 9.75" Upper .300 AAC Blackout 1:8 M-LOK Rail, Black

    Primary Weapons Systems MK109 Mod 2-M 9.75" Upper .300 AAC Blackout 1:8 M-LOK Rail, Black

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  23. Maxim Defense PDX 5.50" Upper .300 AAC Blackout, Black

    Maxim Defense PDX 5.50" Upper .300 AAC Blackout, Black

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  24. Aero Precision M4E1 Threaded 8" Upper .300 AAC Blackout 1:7 Pistol-Length, Flat Dark Earth

    Aero Precision M4E1 Threaded 8" Upper .300 AAC Blackout 1:7 Pistol-Length, Flat Dark Earth

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Items 97-120 of 171

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