This model impresses with a specially developed and patented underground drive system that is tailored to the flat design of this track construction vehicle and offers very stable driving characteristics. Another special feature is the movable working crane, which can be rotated unlimitedly to the right and left by motor. The crane arm rises from the loading area and then lowers next to the track. Whether moving slowly, operating with sound, digitally, or analog, the ROBEL excels in every aspect. The vehicle is versatile and belongs on every model layout.