Marker, Incandescent, Amber, Steel Guard, Surface Mount, (119) Functions as combination side marker and clearance light when properly mounted. Acrylic lens guarded by 14-gauge, bright-plated steel housing. Can be spot-welded to side rails, truck bed rails, etc. Flat-back design mounts without disassembly. Includes single lead wire and grounds through mounting screw. For accessory use only.