M4 / AR Castle Nut, Receiver Extension (Buffer Tube) castle nut. Matte black finish.
- Manufacturer Part Number:
- 55CA9CB
- Sub Category:
- Castle Nuts
- Color:
- Black
Related Products
Office Closed Noon on 24th through 26th - Merry Christmas
M4 / AR Castle Nut, Receiver Extension (Buffer Tube) castle nut. Matte black finish.