Model: The gantry crane comes with digital operating functions. It has a plastic base and superstructure. Power supply comes through the base. The mechanical functions are powered by miniature motors. The crane bridge can be driven forwards and backwards, the crane cab can move back and forth smoothly on the crane tracks, the crane cab can be turned 360°. The metal hook can be raised and lowered by means of a pulley. Work lights on the crane boom can be turned on and off. There are connections for an electro-magnet. The crane"s functions can be controlled with the 6021 Control Unit or with the controller that comes with the crane. The spacing between the crane structure's vertical supports is designed for C Track. Base dimensions 360 x 360 mm / 14-3/16" x 14-3/16", Height approximately 270 mm / 10-5/8".