The breakthrough clean technologies ar15 bore guide with pivot lock is designed for optimal firearm maintenance.The included pivot lock ensures a secure fit, maintaining optimal angle and alignment for effortless patch insertion while safeguarding the chamber and bore from potential harm.Its user-friendly application slot minimizes solvent leakage into the action, ensuring a mess-free cleaning process.Elevate your firearm care regimen with the breakthrough clean technologies ar15 bore guide with pivot lock, designed to provide essential support for maintaining the integrity of your firearm's barrel and chamber.