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Castle Nut

AR-15 Castle Nut
Part #: A.5.10.1020
$6.99

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Most items ship within 3-5 business days via UPS or USPS.

We back our products with a lifetime warranty and easy return policy.

ATI's Products are Manufactured and Assembled in the USA!

Fits: Most AR-15 and AR Variants. Not Compatible with .308 Rifles

  • Steel Castle Nut
  • Works with Commercial, Military and Hybrid Buffer Tubes
  • Virtually Indestructible
  • Manufactured in the USA
  • Limited Lifetime Warranty