The BORE GUIDES PRO SHOT PRODUCTS, INC bore guide is made of one-piece Delrin® and replaces the bolt/carrier group during cleaning to center the cleaning rod.
It features a snug-fitting O-ring at the front to seal off the chamber and a slot at the rear for applying solvent directly to the cleaning patch or brush.
Designed for a range of calibers from .22 Centerfire to .30 Cal, it is compatible with short or long actions, ensuring a proper fit for various firearms.