Construct your ideal AR-15 with the Tiger Rock Inc. LPK-14 Lower Parts Kit, designed for superior reliability and performance. This innovative kit includes all essential components for assembling your Lower Receiver minus the grip and trigger guard. Crafted in the USA with high-quality steel, it guarantees longevity and precision. Includes AR-15 Single Safety Selector Lever Durable AR-15 Trigger and Hammer made in the USA Complete magazine catch assembly with button and spring Bolt catch assembly with plunger and pin All necessary springs and detents for assembly Optimize your firearm's performance with the Tiger Rock LPK-14 today!