gravitrax tunnel set variable lengths for tensile knob tracks 2 Colour:White Thanks to its neutral design

Thanks to its neutral design

With its realistic

lightweight plastic

Perfect for GraviTrax enthusiasts who want to take their track to the next level

Expand your GraviTrax marble run with this tunnel set and create surprising routes for your marbles

gravitrax tunnel set variable lengths for tensile knob tracks 2 Colour:White Thanks to its neutral designExpand your GraviTrax marble run with this tunnel set and create surprising routes for your marbles. The tunnels partially or completely conceal the marbles, adding an extra element of excitement and unpredictability to the game. Thanks to the perforated design, you can still follow the marbles movement. Set of three tunnels in different lengthsPerforated design for visible marbleaction Compatible with all GraviTrax sets and extensionsCreates variety