The CMMG Barrel Nut is a high-quality component designed specifically for use with CMMG free-float handguards on AR-15 platforms. Engineered for precision and durability this barrel nut ensures a secure and stable fit enhancing the performance and reliability of your firearm. Its robust construction and compatibility with CMMG's free-float handguards make it an essential upgrade for any AR-15 enthusiast seeking enhanced customization and functionality.