TCS 5/16-27 .223 Cal/5.56x45mm AR-15 Bore Guide

The TCS AR-15 bore guide is an essential cleaning tool for maintaining the long-term accuracy of your firearm. It ensures the cleaning rod remains perfectly aligned, preventing contact with the barrel's sides. To utilize this tool, first detach the upper receiver of your AR-15 style rifle, then retract the charging handle and remove the bolt carrier group. Insert the bore guide into the upper receiver where the bolt carrier group is typically located. Position a patch treated with TCS bore paste