White Label Armory AR-15 Lower Parts Kit Complete Phosphate Black. This Stage 5 kit features high-quality 100 percent American-made parts with no foreign polymer or MIM components. Each part including the trigger assembly springs detents pins selector bolt catch magazine catch and A2 grip is built to precise specifications for consistent performance and durability. The phosphate coating enhances corrosion resistance and ensures long-term reliability in any environment. Specifications for White Label Armory AR-15 Lower Parts Kit Complete: Manufacturer: White Label Armory Color: Black Gun Make: AR Platform Gun Model: AR-15 Features of White Label Armory AR15 Lower Parts Kit: Complete Mil-Spec AR15 lower parts kit Phosphate finish for corrosion resistance Includes trigger assembly springs detents and pins Includes selector bolt catch magazine catch and A2 grip No polymer MIM or foreign-made components Precision-machined for consistent fit and function 100 percent American made Ideal for new builds or refurbishing existing lowers Package Contents: White Label Armory AR15 Lower Parts Kit White Label Armory WLA-LOW-1013-01: AR-15 Lower Parts Kit Complete Phosphate Black