Description
R1 Tactical AR Castle Nut Mil-Spec – Black
Mil-spec carbine castle nut/lock ring for AR-15 and AR-308 platforms.
Mfr Part: R1-CAS-NUT
Color: Black
Finish: Manganese Phosphate
Material: Steel
Weight: 0.65 oz
Type: Mil-Spec
Platform: AR-15 / AR-308
Includes:
(1) Castle Nut – Mil-Spec
