Engineered Products Company's (EPCO) T8 LED Tube Fixture Bracket RetroFit Conversion Kits convert older 4-foot and 8-foot T8 or T12 fluorescent strip-light fixtures into energy efficient T8 LED Tube light fixtures. Each kit includes T8 LED Tube Bi-Pin Lamp Sockets, T8 LED Tube Fixture Bracket Socket Plates and Self-Tapping Screws.