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Mil-spec. receiver extension lock nut (castle nut) for use on AR15 carbines with an adjustable stock. Perfect for your new build or as a direct replacement for worn out parts. Made in the USA.
Includes:
- Mil-spec. receiver extension lock nut (castle nut)
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- Made in America? Yes
- Platform: AR15
- Weight(s): -
- Other Features: -
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Free standard shipping on orders over $50
*Due to numerous laws and regulations surrounding the firearm industry, we are not allowed to ship internationally. We apologize for the inconvenience.