The Portable Steel Yard Ramp quickly loads and unload trucks, trailers and rail cars from ground level when no freight dock exists. Increase productivity while reducing material handling costs. Great for construction sites. A manual two-speed hand crank for easy one (1) person height adjustment. The standard features include: positive traction open steel grating, safety locking chains, rubber bumpers and fork positioning loop. Painted neutral earth-tone brown. Includes landing gear and crank mechanism.