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    High Quality Mil-Spec Carbine Buffer Tube Kit for AR-15

    If you're planning to upgrade your AR-15 stock or build your ultimate AR, it is critical to choose the right buffer tube kit. AT3 Tactical provides higher quality mil-spec carbine buffer tube kit from Luth-AR.

    This kit includes: 

    • Mil-Spec Carbine Tube
    • .308 buffer spring
    • .308 buffer body
    • Latch Plate and Lock Ring
    Made in the USA


    Not sure if you need Mil-spec or commercial buffer tube? The below image shows the difference in dimensions. For more information, please read our article,  "Mil-Spec vs. Commercial AR 15 Buffer Tubes – Which One is Better?".

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    Customer Reviews

    Based on 2 reviews
    Great part, great price!

    Excellent response to my question about the part. Installed easily and looks good! Professionals at AT3...

    Great buy

    Shipping time was great price was great my stock fit perfectly! Was a pleasant experience

    We are happy to hear you enjoyed the experience of buying from AT3 Tactical.