Equip your semi truck to be Ready for the Road Ahead , with the Truck-Lite 2.03" Rectangular 1-Incandescent Marker / Clearance Light Kit, a crucial component for reliable safety lighting. By providing high visibility in all types of environments, this replacement light enhances overall vehicle safety. Created with a durable polycarbonate lens for advanced protection against impacts and high temperatures. FleetPride is your First Click in Heavy Duty .