Product Details: The Grote Clearance Marker Light is the perfect choice for providing visibility and safety lighting. It is made of high-quality acrylic lenses and polypropylene housing for maximum durability. The standard Snap-On lens makes it easy to replace the bulb and its thin line design allows it to be mounted on narrow rails. The pigtail is attached for easy installation. FleetPride is your First Click in Heavy Duty®.