Pro-Shot The Stopper Adjustable Bore Guide 300 AAC Blackout AR-15 Delrin

The AR style Bore Guide slides in place of the bolt carrier group assembly while cleaning. This centers the cleaning rod while preventing solvent from entering the upper receiver and trigger mechanism. This AR platform bore guide can be used for .300 Blackout variants. The AR10 style bore guide can be used for all of the AR10/LR-308 family of rifles. Pro-Shot's bore guides are manufactured using Delrin. Delrin is chemical resistant and will stand up to harsh chemicals, providing continual use.