Enhanced Lightweight AR-15 Castle Nut

Enhanced Lightweight AR-15 Castle Nut Description

This Enhanced Lightweight Castle Nut fits all AR-15 and AR-10 patterned firearms. It features a recessed groove for weight savings and aesthetics as well as 8 wrench points for ease of installation and better aesthetic alignment of the castle notches. The steel nut features a corrosion resistant black finish and is used in the buffer assembly. This enhanced castle nut is easy to install and is a great base component for new builds or upgrading your existing AR-15 or AR-10.