The Boat Dolly will quickly become one of the handiest tools in your garage, shop or showroom. It is designed to allow one-person to move automobiles, trucks, boats, trailers, lawn tractors, jet skis, motorcycles, airplanes, and most heavy vehicles with ease. Gain precious floor space by moving items right up against a wall or into a corner! All steel construction. Fits almost any pontoon or boat. V-Channel sits 3/4 off the ground. Polyurethane swivel casters won't mar floors. Rolls easily on most surfaces.