Introducing the Daniel Defense Lower Receiver Parts Kit, 223 Rem/556NATO, Black Finish 05-013-21007 Lower receiver parts kit for the AR-15. a high-quality and reliable lower parts kit manufactured by the renowned brand Daniel Defense. Designed for AR-15 rifles, this LPK ensures smooth and efficient operation. Crafted with precision and attention to detail, it includes all necessary components for your lower receiver assembly. The DANIEL DEFENSE LPK 556 BLK, 05-013-21007 is built to withstand heavy use and delivers exceptional performance with every shot. Whether you are a professional shooter or a passionate enthusiast, this LPK is a must-have accessory for your AR-15. Trust in Daniel Defense to provide you with top-notch, durable products that guarantee satisfaction.