Get your semi Ready for the Road Ahead with enhanced flange protection, with the Truck-Lite 60 Series Oval Stainless Stee Flange Cover. Due to its rugged design, this replacement cover is able to guard flanges against chemicals, moisture, debris, and other contaminants. Engineered with a shaped body to be suitable for oval lights and bulbs. FleetPride is your First Click in Heavy Duty.