The AR-STONER LR-308 Bolt Catch is made to strict military specifications. These high quality components provide excellent fit and reliable function in your LR-308 series platform. These AR-STONER parts are perfect for upgrading existing components or replacing worn or broken parts. Don't waste your time or money on unreliable parts, grab a few of AR-STONER LR-308 parts today! FeaturesCompatible with DPMS 308 lowersNitride finishInstalls like standard componentsIncludes: Plunger, Sping & Threaded pin