Click a thumbnail to see its larger version and description.
This version has four coloured arcs.
Diameter: 96 mm (black face to black face)
Weight: 145 grams
Thank you to the following people for their assistance in helping collect the information on this page: Carter, Geert Hellings.
This puzzle can be found in collections of these members:
Found a mistake or something missing? Edit it yourself
or contact the moderator