The LBE AR-15 Castle Nut is made of 4140 steel and has a Magnesium Phosphate finish. Made in the USA.
- Fits AR-15 and AR10
- Made from 4140 Steel
- Castle Nut
- Made in the USA
The LBE AR-15 Castle Nut is made of 4140 steel and has a Magnesium Phosphate finish. Made in the USA.