KA4018 / KA4018 - Application Notes Urethane, fiberglass or metal roll pans. Made of high quality urethane, fiberglass, or metal our roll pans create a smooth, clean look for your super truck. Our urethane roll pans have been custom designed for each and every application to ensure a perfect fit. A metal roll pan will smooth out your truck's rear lower section by providing a clean and integrated look. You can order a pan for your truck with or without a license plate recess. Our metal pans are manufactured using 18-gauge mild steel that has been custom designed for each and every application, and do we have a lot of applications.