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Will this work for my fx9 buffer tube? So I can change it to a folding stock. — 1 Answer

by Zack Atkinson, from OR, United States Asked on November 27, 2020

Name NcSTAR Pro Series AR Barrel Lower Receiver Wrench (4)
$42.99 $24.20 Save 44%
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Answered by Brandon, member, from UT, United States, on April 30, 2021

Yes, this will work with mil-spec castle nuts.

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