ROKR Marble Climber Fortress Marble Run ROELG504 On-Road RTR Twin-Spoke 2

Twin-Spoke 2

Use combinations of types and sizes throughout their layout for superior realism

Paint not included

13t-17t Input Gears

excitement

ROKR Marble Climber Fortress Marble Run ROELG504 On-Road RTR Twin-Spoke 2This is the Robotime ROKR Series Marble Climber Fortress Marble Run 3D Wooden Puzzle. Challenge yourself by building this marble run 3D wooden puzzle set, and watch the marbles climb to the top again and again! Robotime ROKR Marble Climber Fortress Marble Run is a mechanical gear 3D wooden puzzle based on amazing human engineering. Its design combines the beauty of science and machines, involving so many small gadgets. Build this marble run 3D wooden