Geared 1x1x4 is a four-layer twisty puzzle. The four layers are held together by planetary
chevron gears. The object is to rotate the layers, scramble the puzzle and then get it back to its original state.That is much harder than it looks.The gearing ratio's are 35-10-55 and 35-21-77.
Watch the
YouTube video.
Read at the
Shapeways Forum Read more at the
Twisty Puzzles Forum Please
contact Oskar directly if you are interested in obtaining a fully colored, stickered and assembled sample of this puzzle.