The Unruh Fab Bumper Trailers are designed to provide flexibility and safety to customers, according to the company. The trailers, available in aluminum, steel or stainless, come in 8-foot to 16-foot lengths, and with the 98-inch-tall racks. Features include: stake guides, single or tandem axles, a 7-inch usable ledgeboard, optional metal carrier, removable wheel skirts, and tarp or open options.