Product OverviewThe Luth-ar LRPK-1 Lower Receiver Parts Kit is essential for those looking to fully assemble a stripped AR-15 lower receiver. This kit includes all necessary components such as a trigger, hammer, trigger guard, magazine catch, bolt catch, selector switch, and all required pins and springs, ensuring a complete assembly.Key FeaturesComplete Assembly Kit: Contains all components needed to assemble an AR-15 lower receiver.Quality Materials: Made with high-quality materials designed for durability and longevity.Compatible Caliber: Specifically designed for .223 Remington and 5.56 NATO calibers.