Buffer Kits and Tubes

Whether you’re building an AR pistol or rifle, a solid buffer system is essential for reliable cycling and recoil control. We offer complete buffer kits, tubes, springs, and weights for AR-15, AR-10, and PCC platforms. Mil-spec quality, combat-tested durability, and compatibility you can trust.

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  • B5 Systems Sierra K Receiver Extension KitB5 Systems Sierra K Receiver Extension Kit

    B5 Systems Sierra K Receiver Extension Kit

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    Original price was: $135.00.Current price is: $128.25.
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  • VLTOR A5 Receiver ExtensionVLTOR A5 Receiver Extension

    VLTOR A5 Receiver Extension

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    Original price was: $54.95.Current price is: $49.46.
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  • Vltor A5 H3 BufferVltor A5 H3 Buffer

    VLTOR A5 H3 Buffer – 6.08 OZ

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    Original price was: $54.95.Current price is: $49.46.
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  • VLTOR A5 H2VLTOR A5 H2

    VLTOR A5 H2 Buffer – 5.33 OZ

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    Original price was: $49.95.Current price is: $44.96.
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  • VLTOR A5 H1 BufferVLTOR A5 H1 Buffer

    VLTOR A5 H1 Buffer – 4.56 OZ

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    Original price was: $62.95.Current price is: $59.95.
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  • VLTOR SP-A5 Spring and Buffer Kit

    VLTOR SP-A5 Spring and Buffer Kit

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    Original price was: $94.95.Current price is: $86.99.
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  • Mil-Spec 6 Position Receiver ExtensionMil-Spec 6 Position Receiver Extension dimension comparison

    Mil-Spec 6-Position Receiver Extension

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    $24.95
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  • L9 Receiver Extension Kit

    Sons of Liberty Gun Works L9 A5 Receiver Extension Kit

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    Original price was: $159.00.Current price is: $151.05.
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  • Loyal 9 A5 Receiver ExtensionLoyal 9 A5 Receiver Extension

    Sons of Liberty Gun Works Loyal 9 A5 Receiver Extension

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    Original price was: $55.00.Current price is: $52.25.
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  • 9mm HBPDW buffer and spring9mm HBPDW buffer and spring

    HBPDW Buffer and Spring – 9mm

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    $64.99
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  • Replacement HBPDW buffer and spring SB TacticalReplacement HBPDW buffer and spring SB Tactical

    HBPDW Buffer and Spring – 556/300BLK

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    Original price was: $49.99.Current price is: $39.99.
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  • SB Tactical Replacement SBPDW Buffer Tube

    SBPDW Replacement Buffer Tube

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    Original price was: $60.00.Current price is: $49.99.
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  • Replacement HBPDW Buffer Tube

    HBPDW Replacement Tube

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    Original price was: $59.99.Current price is: $49.99.
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