Ravensburger GraviTrax Extension Tunnel Pack

When your marbles shoot through the tunnel, you briefly lose sight of them. It is all the better when they suddenly appear again. This extension makes your GraviTrax starter set even more exciting.

Contents:
4 curved tunnels, 2 straight tunnels, 2 Y-junction tunnels, 2 card bases, 1 vertical U-turn, 2 drop o-tracks, 2 bowed Bernoulli tracks and instructions