PDJ model jib crane(balanceable lever crane) is a new type material handling equipment, it use specail spiral rising and falling mechanism, it have safety and dependable limit switch, it is easy to operation and simple maintenance. This type jib crane is widefull used in lathe machining place, assembly plant, warehouse and other short distance material handling place. The capacity: 50Kg, 100Kg, 200Kg, 320Kg, 1000Kg. Max. working rang: 2500mm.