Buyers Products Smooth Polyethylene Fender is a durable and lightweight fender for trucks with 19.5 in. dual rear wheels. Constructed from molded polyethylene, it won’t rust or dent and can handle wear and tear from daily use. Weighing less than 9 lb., the fender protects your tires without adding a lot of additional weight. Mounting kit sold separately. See “Related Products” below for more information.