GraviTrax Pro Vertical 20 Marbles race down.

Unisex, Adult. Use to replace lost colored marbles or use as extra marbles when expanding your track and racing. The set includes 20 total marbles: 5 green, 5 red, 5 blue, and 5 silver. Each marble steel ball is in diameter also making them the perfectly sized option to replace marbles used with many other popular games and marble runs.

Botabee 20 Multi-Colored 1/2 Chrome Steel Balls for GraviTrax Marble Run | Coloured Marble Set Great for Racing, Rolling | Colored Marbles Compatible

GraviTrax Pro Vertical 20 Marbles race down.

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More product information Cross your marble run down and over with the twisted flair of the “GraviTrax PRO Helix”Criss cross, under and over! With the Helix you can join up to six different tracks. When a marble enters the 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! Combined with a Starter-Set, exciting tracks can be built without the marbles obstructing each other on their way to the finish.

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