Alum-Line Animal Truck Toppers are built with the same design, quality materials, and workmanship as our aluminum livestock trailers. Built with workmanship to last a lifetime is what Alum-Line Animal Truck Toppers are all about. You can’t go wrong with Alum-Line’s Animal Truck Toppers. The All Aluminum Animal Truck Toppers are strong lightweight livestock truck toppers built to fit on the top rail of your pickup truck for all of your small livestock transporting needs. Just like our aluminum livestock trailers, our truck toppers are built for daily use and require only minimal maintenance. Ideal for the small farmer, showman, or hobby farmer that needs an efficient and first class unit.