Breakthrough Clean Technologies Aluminum Universal Bore Guide, Fit Bore Sizes From .17 up to .416

If they're not used correctly, cleaning rods are a great way to damage your gun. Luckily, Breakthrough Clean is covering you and your firearm with this Aluminum Universal Bore Guide. The guide is designed to align your cleaning rod exactly with your gun's bore, so you won't be scraping one side or the other, potentially ruining accuracy. Each Breakthrough Clean Universal Aluminum Bore Guide is designed to work with most bolt-action rifles, and the company includes a specially designed adapter sleeve that makes this tool compatible with the popular AR-15 platform. As an added bonus, this sleeve also reinforces the upper receiver while you're cleaning, so you can be sur Mfg: Breakthrough Clean