GraviTrax: Balls & Spinner Expansion

With the spinner up to six balls can be started at once. Watch as the marbles are sent on a race through your tracks. This extension allows you to build up to six different track courses. Combined with the Starter-Set, you could have up to nine different tracks launched at once. How many marbles will you race?

Contents
1 Instructions, 6 Balls, 1 Spinner

Starter-Set required