PSA M4 Stock: Plastic, Mil-spec stock that fits an M4
A2 Pistol Grip: Standard A2 pistol grip for M4 made with glass filled nylon
PSA Classic Lower Parts Kit: Provides the part necessities to assemble your AR lower. By Palmetto State Armory
Mil-Spec Buffer Tube Assembly: 7075 aluminum, 6-position buffer tube assembly
**Buffers may vary in finish, color, and may or may not have a PSA logo, depending on product availability.