Tube Maze is a mechanical maze. The object is to move the ring around the knotted beams and remove it. Both the flag and the ring are asymmetrical. In the start position, the rings hangs under the flag, but it cannot come off. When the ring makes the right trajectory through the maze, it is turned upside down.Only then, the ring can come off from the flag.
Tube Maze is Oskar's very first 3D-printed puzzle.The original prototype was printed by George Miller on his Dimension machine in 2003, see here.
Watch the YouTube video.
Read at the Shapeways Forum.
Read more at the Twisty Puzzles Forum.
Buy frame and ring separately if you want to have two different colors.
Please order the 3D-printed from Shapeways at this page. Contact Oskar directly if you have any questions about this puzzle.