Double girder gantry crane with hook for projectDouble girder gantry crane with hooks is applied in outside warehouse or railway sideways to conduct common lifting and loading unloading works.Order notice:This crane is composed of bridge,Website:http://www.xqcranes.com, crane traveling machnism, trolley, electric equipment. The frame adopts box-type welding mechanism. Crane traveling mechanism adopts separate drive. All mechanisms are operated in the driver?s cabin. Power supply of crane adopts cable and sliding wire, select one when ordering. Filling order specification table and indicate use lowest and highest temperature and power source.