Ravensburger gravitrax turntable Aluminium This crank set has 3 8719461034159

Ravensburger gravitrax turntable Aluminium This crank set has 3 8719461034159 This crank set has 3 gears with tooths of 24 34 42 5 based cylindrical shield lens curve kinetics and gravity to bring to the finish with the Gravitrax bullet track system you can playfully discover gravity and with various extensions it can be enlarged for boundless construction and playing pleasure For children and adults from 8 years Ravensburger's interactive bullet track system With the gravitrax bullet track system you can build your own bullet lane world by making creative use of the laws of gravity use the various building elements to make a course full of action and action The bullets with the help of magnetism