Aluminum Castle Nut for AR .223/5.56/.308 Buffer Tube Receiver End Plates, Silver [ABNT03-S]

Aluminum Castle Nut Locking Ring for AR Buffer Tube             SKU  ABNT03-S

- High Quality 7075-T6 Aluminum

- Anodized Silver color

- Fits AR .223/5.56 / .308 (Mil-Spec, Pistol, Commercial, Carbine)