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AR-15 Gas Blocks

The gas block is an integral part of your AR-15's gas system. The gas block can improve the overall looks of your rifle and, more importantly, enhance its functionality. We offer standard and adjustable gas blocks from brands such as PSA Custom, Timber Creek, Geissele YHM, and more.

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Items 1-24 of 43

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  1. PSA Custom .936 Skeletonized Standard Gas Block

    PSA Custom .936 Skeletonized Standard Gas Block

    Rating:
    60%
    (1)
    $34.95
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  2. PSA Custom .750 Click Switch Adjustable Gas Block

    PSA Custom .750 Click Switch Adjustable Gas Block

    Rating:
    84%
    (60)
    $49.95
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  3. PSA Custom .625 Adjustable Gas Block - 116035

    PSA Custom .625 Adjustable Gas Block - 116035

    Rating:
    70%
    (2)
    $39.95
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  4. PSA Custom .750 Skeletonized Standard Gas Block - 116039

    PSA Custom .750 Skeletonized Standard Gas Block - 116039

    Rating:
    40%
    (10)
    $34.95
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  5. PSA Custom .750 Diameter Adjustable Gas Block

    PSA Custom .750 Diameter Adjustable Gas Block - 116001

    Rating:
    80%
    (23)
    $39.95
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  6. CMMG Low Profile .750" Gas Block Assembly - 55DA38D

    CMMG Low Profile .750" Gas Block Assembly - 55DA38D

    Rating:
    86%
    (7)
    $35.39
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  7. Geissele Nitride Super Gas Block AR-15 Upper Part

    Geissele Super Gas Block, Nitride ‒ 05-231N

    Rating:
    80%
    (4)
    $69.99
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  8. Lead Star Arms .750" Micro Gas Block, Black Nitride Finish

    Lead Star Arms .750" Micro Gas Block, Black Nitride Finish

    Rating:
    40%
    (1)
    Out of Stock
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  9. PSA Custom .875 Adjustable Gas Block - 116036

    PSA Custom .875 Adjustable Gas Block - 116036

    Rating:
    54%
    (3)
    Out of Stock
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  10. PSA AR-15 Upper Part - Low Profile Gas Block

    PSA Low Profile Gas Block .750 Diameter - 516444617

    Rating:
    100%
    (1)
    Out of Stock
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  11. AR-15 upper receiver .625 gas block

    Palmetto State Armory Low Profile Gas Block 0.625" - 516444612

    Rating:
    80%
    (1)
    Out of Stock
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  12. Odin Works AR-15 Upper Clamp On Adjustable Gas Block

    Odin Works Clamp-On Adjustable .750 Low Profile Gas Block - GB-ADJ-CLAMP

    Out of Stock
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  13. Timber Creek Low Profile AR-15 Gas Block .750 Diameter

    TImber Creek Low Profile Gas Block .750 Diameter - LP GB .750

    Rating:
    96%
    (11)
    Out of Stock
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  14. 2A Armament UltraLite Titanium Gas Block .625 Bore

    2A Armament UltraLite Titanium Gas Block .625 Bore ‒ 2A-TIGB-2

    Rating:
    100%
    (1)
    Out of Stock
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  15. 2A Armament UltraLite Titanium Gas Block, .750 Bore

    2A Armament UltraLite Titanium Gas Block, .750 Bore _ 2A-TIGB-1

    Out of Stock
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  16. Wilson Combat Lo-Profile Gas Block- TR-LPGB

    Wilson Combat Lo-Profile Gas Block- TR-LPGB

    Rating:
    94%
    (3)
    Out of Stock
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  17. AR-15 Upper Parts Geissele Super Gas Block in Stainless Steel

    Geissele Super Gas Block (SGB), Stainless Steel ‒ 05-807

    Rating:
    90%
    (4)
    Out of Stock
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  18. AR-15 Upper Receiver Ergo .750 Low Profile Gas Block

    Ergo .750 Low Profile Gas Block - 4821

    Rating:
    100%
    (1)
    Out of Stock
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  19. Wilson Combat Adjustable Low-Profile Gas Block, .750 - TR-AGB-R

    Wilson Combat Adjustable Gas Block, .750” ‒ TR-AGB-R

    Out of Stock
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  20. Odin Works Low Profile Adjustable Gas Block

    Odin Works Low Profile Adjustable Gas Block ‒ GB-ADJ

    Rating:
    100%
    (3)
    Out of Stock
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  21. Lantac Gas Block GB750-S

    Lantac Low Pro .750 Gas Block - LA00243

    Out of Stock
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  22. Odin Works Low Profile Gas Block AR-15 Upper Parts

    Odin Works Low Profile Gas Block ‒ GB-75

    Rating:
    100%
    (6)
    Out of Stock
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  23. Wilson Combat Adjustable AR-15 Upper Gas Block

    Wilson Combat Adjustable Lo-Profile Gas Block, .750", Carbine Length Straight Gas Tube TR-AGB-C

    Rating:
    40%
    (2)
    Out of Stock
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  24. AR-15 Upper Parts

    Wilson Combat Adjustable Lo-Profile Gas Block, .750", Mid-Length Straight Gas Tube TR-AGB-M

    Rating:
    80%
    (1)
    Out of Stock
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