Recent Toys Mefferts Maltese Gear Brain Teaser Puzzle (VEN851501)

The Meffert's Maltese Gear Cube is a mass-produced version of the original puzzle made in 2013 by Oskar Van Deventer. The puzzle has similar functionality to a gear mixup cube, but this one has even more gears and also features hollow corners, allowing you to see all the way through the puzzle.