Gravitrax Colour Swap
Swap the color of the marble mid-run
Pre-load the Color Swaps and watch the colors change when another marble enters
Includes 3 Color Swaps and 3 marbles
Completely compatible with all GraviTrax products
Swap the color of the marble mid-run
Pre-load the Color Swaps and watch the colors change when another marble enters
Includes 3 Color Swaps and 3 marbles
Completely compatible with all GraviTrax products