"Unlock the Ring" Brain Teaser

The challenge with this puzzle is to remove the ring from the post AND put it back. The puzzle is interesting because the solution is not quick and easy. Even after the solution is given it is still a challenge to solve it on your own.

Cotton Cord 4 or 5mm 100% Natural Handmade 4 Strands Twisted Braided Cotton Rope

Solution can be found on YouTube.

Difficulty: 3

Upright is a tight fit into the base so no glue is required.

I printed
Upright with some supports
Sphere with a small brim

Enjoy!