The spinner with easy rotary control releases up to 6 marbles simultaneously. Perfect for mass starts, races, and testing different track configurations.
The green rotating hub works as a junction for six directions. Quickly route marbles into different branches and create dynamic runs.
The box includes 3 silver and 3 colored marbles—an ideal mix for races, striking combinations, and balanced gravity experiments.
Take your marble run to the next level. The GraviTrax spinner acts as a smart starting hub: twist the green section to release up to six marbles at once and kick off intense races. Ideal for trying different strategies, simultaneous starts, and dramatic overtakes.
The box includes 3 silver and 3 colored marbles so you can instantly add more speed and visual effects to your builds. The expansion is compatible only with the GraviTrax Starter Set, into which it fits seamlessly.
Note: requires the GraviTrax Starter Set (not included).
