The file 'Duplo Marble Run To Gravitrax Integration Part 3D Printer Model' is (stl) file type, size is 51.8KB.
This thing integrates your Duplo marble runs to Gravitrax! Just make sure you ONLY use Gravitrax marbles, because the Duplo marble run balls are too big to be compatible with Gravitrax tiles/rails.
DuploMarbleRunToGravitraxIntegrationPart.stl | 197.4KB |