The Castle Nut is constructed of 4140 steel with a phosphate coating. It is compatible with your AR-15.
Specifications
- Model: Castle Nut
- Finish: Black Phosphate
- Material: 4140 Steel
LBE UNLIMITED | MPN: ARCNUT | UPC: 765857617329
The Castle Nut is constructed of 4140 steel with a phosphate coating. It is compatible with your AR-15.
LBE UNLIMITED | MPN: ARCNUT | UPC: 765857617329