Mike -

Great job on your Boiler Watch posted in the MoI Gallery!

Your style reminds me a little of these:
https://www.roguedzn.com/home.php#/products/161
https://www.roguedzn.com/home.php#/videos.php

At $35,000 their titanium rings are just a little bit more expensive than mine :)

I just wish I had their 5-axis milling machine.

Ed