Spherical (Wz) Flex Tire

Spherical (Wz) Flex Tire

In Tinkercad:
https://www.tinkercad.com/things/5Y5u9KRlqqu

Not Exact -F (X x Y x Z) Spherical
https://www.tinkercad.com/things/4F1pUBxplEE

Not Exact -F (X x Y x Z) Cylindrical:
https://www.tinkercad.com/things/85N1gG9e5VM