Betts B57 Series Clearance/Marker Shallow Lens

All 57 series lamps are molded from a durable valox material and must now be grounded internally by the use if an additional wire or by the use of a ground screw drilled thru the base of the lamp from the inside making ground contact using the socket or LED lens assembly ground wire and the metal mounting surface. Incandescent lamps feature a 920109 red or a 920110 amber shallow lens and use a 920367 single contact socket and a 67 bulb and require internal grounding. LED lamps feature a 510001 red or 510002 amber shallow lens with two eyelets and require internal grounding. Body must be drilled or drilled and tapped for wire entrance.