... , rope box, led rope stem and warning device, hydraulic control mechanism. 3. automatic operate:led rope, pick up wheat straw hood, ... , rope box, led rope stem and warning device, hydraulic control mechanism. 3. automatic operate:led rope, pick up wheat straw hood, ... , rope box, led rope stem and warning device, hydraulic control mechanism. 3. automatic operate:led rope, pick up wheat straw hood, ...