This is a replacement side for 1 incandescent Pipe Light. The Incandescent Oval Light sits sonicly sealed inside a PVC housing. This housing mounts directly onto 2 inch pvc (measures 2 3/8 Outside Diameter), and can be adapted for other sized pipes. The Light performs Turn signal, Braking function, and Running lights. The Pipe Light Housing also features reflectors on the rear of the housing to assist in reversing. 1 Single Pipe-Light PVC housing, 1 Incandescent 6 inch Oval Light, and Wiring for 1 side.