GRAVITRAX PRO HELIX

Comes complete with instructions, and 1 Helix (easily assembled).

Criss cross, under and over! With the Helix you can join up to six different tracks. When a marble enters the Helix it will move down to a lower level without changing its direction. Up to six marbles can pass through this Action-Stone at the same time! Combined with a Starter-Set, exciting tracks can be built without the marbles obstructing each other on their way to the finish. How many marbles can cross in your tracks? This set includes 1x Helix