Universal stud-mount stop/turn/tail lights for under 80" applications. STL-8RB is 6- funstion : stop, turn, tail, rear reflex, side marker, and side reflex. Seven-function STL-9RB is same as STL-8RB plus license illuminator. All-weather molded plastic housing and durable lens protect against corrosion. Feactures screw-on, replaceable lens. Mounts on 2" centers, grounds through mounting studs. Available as both individual unit and kit.