The Truck-Lite Company Inc Marker Clearance Light is the perfect choice for providing visibility and safety lighting. This durable light is constructed with high-impact polycarbonate, featuring flanges permanently affixed to the lamp. With a 15,000-hour bulb life, this light is designed to last. The light provides a bright, eye-catching signal that is sure to be seen. FleetPride is your First Click in Heavy Duty®.