Fahrender Ritter™ | Harry Potter OKTO For this elegant DIY marble

For this elegant DIY marble run

Sie werden spüren

The steam locomotive is set in motion by a rubber band motor that is connected to several gears

As a shadow and finger theater

Fahrender Ritter™ | Harry Potter OKTO For this elegant DIY marbleInstructions Knights errant Product description This DIY wooden mechanical bus model is an exciting addition to Ugears' Harry Potter collection and a true engineering masterpiece. To put the bus into operation, hold it and push down the magic manipulator button . Then let it go and the Knight ErrantTM thunders away thanks to its gear system , which transfers the energy from the spring to the wheels. The tilt gear allows the bus to continue rolling