Anderson Boat Trailer Side Marker Light Kit Available in amber or red, this light functions as a side marker or clearance light, and may be used as a combination side marker and clearance light when mounted properly. Polycarbonate lens is welded to the housing to form a single unit. Use this kit for a new installation or direct replacement for units on boat and utility trailers. This light is PC-rated. A PC-rated lamp has special optics that combine clearance and sidemarker functions into one. W