Kit includes reflector, socket plates, end caps and TEK screws. Sockets from existing fixture should be reused with this kit. ALP RW Series Reflectors are made of white painted aluminum and feature a smooth rolled metal design, diffuse reflection and a 25 year warranty. The reflectors are corrosion resistant and static-free. White aluminum reflectors prevent light striations, offer good light output, will not yellow or burn, function in hostile environments, and are easy to install.