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.