This low profile castle nut comes standard with all of our Folding Stock Adapters, but can also work to replace your regular castle nut, adding room for extra attachments.
Low Profile Steel Castle Nut Replacement for ARH300
This low profile castle nut comes standard with all of our Folding Stock Adapters, but can also work to replace your regular castle nut, adding room for extra attachments.
$4.00
Sylvan Arms
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Frequently Purchased With
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3 Piece Rail Combo Pack
Our Qd Rail Mount Combo is the best combination for attaching your firearm accessories and sling. They are designed for quick and easy removal and attachment.
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Sylvan Arms Glock Compatible 43 + 2 Magazine Extensions
This magazine extension allows for a more secure and comfortable grip, giving you better accuracy all while adding an extra 2 rounds to your Glock 43 6 round magazines.
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AR Speed Loader 5.56/.223
Load your .223 and 5.56 magazines faster and easier with this AR Speed Loader. Made from a fiberglass polymer, they are built to last and small to transport.
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Engraved Standard AR Tubelock
A Design Engraved AR tubelock replacement made from 6061 aluminum for any standard AR build.