The White Label Armory AR15 Lower Parts Kit (Stage 4) is perfect for builders seeking high-quality, American-made components without a trigger guard or grip. This phosphate-finished kit includes essential Mil-Spec parts such as the hammer, trigger, disconnect, selector, takedown pins, magazine catch, bolt catch, and a complete spring set. Every part is precision-engineered to Mil-Spec standards to ensure seamless compatibility and reliable function in your AR15 lower receiver. Built without foreign, polymer, or MIM parts, it’s an ideal choice for custom or upgraded builds using your own grip and trigger guard.