Flip-up socket feature for faster installation out of the box, Die-formed cold-rolled steel channel construction with numerous KOs, Pressure lock lampholders (RS), spring loaded lampholders (SL), Easy wireway access/wireway cover removed without tools, Pre-painted material standard; PAF optional, Tandem 8' lengths, Optional reflectors in silver-lined reflector finish, Storage or utility area, cove or display case application, Lamp not included