The Hopkins Towing Solutions 6-function left side combination stop/tail/turn light designed to conform to applicable US FMVSS108 and Canadian CMVSS safety standards for all vehicles and trailers under 80 in. This light provides 6 legal functions to include stop tail turn rear and side reflex and side marker. Easily replace lens and bulb for convenient maintenance. Stud mounts on industry standard 2 in. centers.