Kids love to play with the truck by itself, or attach the dump unit, steamshovel, or conveyor belt (All sold separately.) The conveyor belt is often at the center of the construction site; turn the knob (designed so that left and right handers can use with ease) and the belt moves the load from one place to another to the delight of all players. Quality craftsmanship by NIC. 18" long. Maple. Ages 3+. Germany