LBE Unlimited AR-15 Castle Nut
The LBE Unlimited AR15 Castle Nut is an essential tool for keeping your firearm secure and in place. These AR15 Lower Parts, manufactured by the trusted experts at LBE Unlimited, are machined from 4140 steel and coated with manganese phosphate to resist corrosion and abrasions. This coating also ensures that the LBE Unlimited AR15 Steel Castle Nut is durable and long lasting, making it the perfect tool for the job.
Made in the USA, the LBE Unlimited AR15 Castle Nut is a solid part that will stay secure to your firearm’s buffer tube, ensuring it’s functioning at its best.
Installation
Specifications
- Brand: LBE Unlimited
- Model: AR15 Castle Nut
- Fit: AR15/AR10 Buffer Tubes
- Material: 4140 steel
- Finish: Manganese Phosphate
- Color: Black
- Weight: 5 oz













