Peterson Manufacturing Red Double Bulls-Eye Clearance and Side Marker Light features a double bulls-eye clearance and side marker light. There is a popular, two-bulb lamp that functions as clearance or side marker light. It may be used as a combination clearance and side marker when properly mounted. The acrylic lens snaps onto the housing. The surface mounts on 3 inch centers and grounds through mounting hardware. There is a single wire for electrical connection. It features two 15,000-hour long life bulbs.