Description: This control gives the possibility to operate, at the same time two spools with "+" movement. There are four standard versions. In recent times, the employment of joysticks has become common place in many industrial and manufacturing applications, such as; cranes, assembly lines, forestry equipment, mining trucks, and excavators. In fact, the use of such joysticks is in such high demand, that it has virtually replaced the traditional mechanical control lever in nearly all modern hydraulic control systems.