9-33V MODEL 2 L.E.D SIDE MARKER BLACK CHROME (Blister pack of 1). The Model 2 marker lamps are some of the smallest ADR/ECE approved lamps in the world measuring only19mm in diameter (lens) and protruding no more than 7mm. No screws are required for fitment, just laser cut or drill a 19mm hole, insert the grommet and push in the lamp.