Rectangular reflector marker/clearance light, Red, poly pack. Rectangular clearance or side marker Light with a reflectorized lens, eliminating the need for a separate reflector to meet DOT requirements. Twist-in socket contains both lead Wire and ground wire for mounting to all surfaces. Features snap-on, replaceable lens and easy to change replaceable bulb. All-weather molded plastic housing and durable lens protect against corrosion. Dimensions: 2 inch x 4 inch x 1-1/8 inch deep.