An F-Skewb in shape of a Reuleaux Tetrahedron.

• Inventor: Matthew Ray
• Mechanism: F-Skewb
• Patents: Unknown
• Producer: ShengShou
• Year: 2012
• Original Price: $23.99 USD
• Current Price: No Data

This is a shape variant of an F-Skewb. The puzzles was given the shape of a Reuleaux tetrahedron instead of a perfect tetrahedron because the rounded shape makes the puzzle smaller and it was made with the Rexamorphix in mind.
Piece type signature: HC2[C4/ E3 X9/][C4/]

In 2021 a mass produced version "4-Layer Pyramid Tower" hit the market.
See images 3-5.
Colour: Stickerless
Material: ABS
Edge length: 90 mm
Weight: 92 grams

Thank you to the following people for their assistance in helping collect the information on this page: Andreas Nortmann, Jason Burgess.

This puzzle can be found in collections of these members:

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