Build Tractors and Agricultural Machines! With the more than 550 components in this advanced Fischertechnik Power Tractors Construction Kit, kids can build not only powerful tractors but also agricultural machines such as twin-axle trailers, trailers with shafts and hay wagons! When its harvest time, they can construct a potato lifter, rotary mower, plough or grab. The kit includes detailed assembly instructions for 5 tractors and 8 tractor modules. Ideal accessories: Fischertechnik Mini Motor Sets.