GraviTrax: Tip Tube (GraviTrax Accessory) social development - weather resistant

- weather resistant

Wallet Motocross

and all the seats become rides

to make the ball hover up and down or make it float in place

GraviTrax: Tip Tube (GraviTrax Accessory) social development - weather resistantCapture your marbles and watch them spill back into the race with the GraviTrax Tip Tube! Stop, collect, and release the marbles with the Tip Tube! Perfect for racing, the Tip Tube gathers the marbles in a tube and releases them down a different track all at once when the weight of the marbles is too much. This accessory also includes 6 additional tracks and must be combined with the GraviTrax Starter Set. GraviTrax is a modular, electronic free