* [Version 1](https://sketchfab.com/3d-models/sydler-multiplier-30-60-08ef7ecc5113487bb4eee9249908947b)
* [Version 2](https://sketchfab.com/3d-models/sydler-multiplier-30-60-version-2-b7f8946fb46344a0921aeb10c0c52b33)
* **Version 3**: this model
This is the Version 2 model, with a box removed. It ended up surprisingly neat! Sadly this only works for these specific angles, and in general this construction gives much messier polyhedra.