GraviTrax PRO Action Pack Helix

When a marble enters the GraviTrax PRO Action Pack 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!

Build new routes and create crazy trick shots, expand the marble run with new ideas, expansion sets to keep the ball rolling compatible with all GraviTrax & GraviTrax PRO sets & accessories

Experiment with gravity to power your ball through twists, loops and turns in a race to the finish line great building game for boys & girls

The GraviTrax track system can be extended indefinitely with extra track packs and add-on s each sold separately.