The CMMG AR15 Magazine Catch Parts Kit features high quality components and precise manufacturing that make CMMG parts ideal for maintaining and upgrading firearms. Built with matte finish for durability and professional appearance.CMMG AR15 Magazine Catch Parts KitPrecise manufacturing for exact fit and functionLong term reliability you can count onDurable construction built to lastMatte finish for enhanced durabilityPerfect for firearm maintenance upgrades and repairs this parts kit ensures years of dependable service with excellent build quality and reliability.