speed (km/h): 25 km/h, number of axes: tandem, crane control: joystick, Pairs of stanchions: 5 pairs of stanchions, Brake: Pneumatic (air) brake system, Frame: Double-frame trailer, own oil supply, ...

speed (km/h): 10 km/h, number of axes: tandem, crane control: multi lever control, Pairs of stanchions: 3 pairs of stanchions, Brake: Hydraulic brake, Frame: Central frame for trailer, 360 degree ...

Then, they built a large deck about 8 feet above the ground that would support the 7,000-pound trailer, Tina said. "Then we hired a crane, lifted the trailer, put it up there," she added.