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    High-Quality Mil-Spec Rifle Fixed 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 rifle fixed buffer tube kit from Luth-AR.

    This kit includes: 

    • Rifle Length Buffer Tube
    • Standard .308 Buttstock Buffer Spring
    • Standard .308 Buffer Body Assembly
    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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