Description
- Standard Mil-Spec CAR castle nut
- Made from steel and coated black
- Fits AR-15/10
ERGO CASTLE NUT
$9.99
1 in stock
Flat Rate Shipping!
Only $10 on all orders
Close
Waterford, MI 48327
7160 Highland Rd.
248-568-1708
ockie@gerbranddefense.com
Open hours: Mon - Fri 9am - 7pm, Sat 9am - 6pm
Gerbrand Defense, LLC © 2026 All Rights Reserved.