Originally Posted by Duragrouch

Ron has been scarce around here the past few months, don't know why, but don't be insulted if you don't get a reply. Very knowledgeable guy though on this subject.

I think those are 406 wheels. Ron favors big cushy tires, so I'm pretty sure those tires are at least 2.0" section, possibly a bit greater.

He has many threads and posts which detail the rear derailleurs he has used for his wide-range 1X cassettes. A real trove of good knowledge for you to peruse. You can click on his ID to view his member page, then click on profile to see lists of his threads and posts.