Castle Nut

Castle Nut

(3 customer reviews)

$12.00

AR Castle Nut

Use this castle nut to lock in your AR Stock Tube and keep it from rotating. If you’re using the UTG Side Folder you can also use this to lock in your tube if you plan on switching it over to right-folding rather than the standard left-folding.

  • Made in USA. Hardened Steel. Phosphate coated
  • Compatible with AR15 and AR308 Stock Tubes
  • Discount applied if bought with another item
  • Free Shipping within the USA. Ships same or next business day via USPS

In stock

Additional information

Weight 0.0625 lbs
Dimensions 1.3 × 1.3 × .5 in

3 reviews for Castle Nut

  1. Gregory AdlerVerified Owner
    Works perfectly
    This is my first castle nut and it seems to function perfectly. I don't have a specific tool for it but I was able to tighten it with regular pliers. ...More
    This is my first castle nut and it seems to function perfectly. I don't have a specific tool for it but I was able to tighten it with regular pliers. It hasn't moved yet!
    TIMOTHY STANCZYKVerified Owner
    Awsome product
    Another awesome product from buckrail
    Robert VaughnVerified Owner
    Castle nut
    Reposting because I forgot to rate with stars on the first time. So what about a nut. Smooth threads fit excellent (not too loose or tight.
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