Demco has high-quality tow bars for sale at great prices! Demco Dominator Towing Bar is lightweight but strong, Dominator has been tested and proven reliable. These Demco tow bars incorporate steel and aluminum components into their modular design. By providing heavy-duty stress components, and no welds on the main portion of the towing bars. It weighs only 30-lbs. The Dominator Tow Bar is built primarily of marine and aircraft-grade aluminum alloy, but steel is used in critical areas to minimize wear.