3D print files for Vetterli parts.

[diopter]

A friend of mine (Pete Ogden, aka Czechmauseritis) has gone through a lot of trouble to make these files for people needing hard to find parts. Free.
https://www.dropbox.com/sh/p5z2atf2eaoaaty/AACm8rfR4FZJmdf5Xp8lr9Sda?dl=0&fbclid=IwAR1qfobqI0s34mDqN0dY5uVKf6E2lVG5b6FBKx8ENgTsCIlJJG0JASKfVMg