Here is my Encoder mount for retrofitting the Grizzly G4000 lathe with the @Clough42 Electronic Leadscrew (ELS). It's cut from 16g mild steel, and bent at the two bending slots....... more than rigid enough for the purpose.
License
Creative Commons - Attribution
You may distribute, remix, tweak, and build upon this work, even commercially,
as long as you credit Cletus for the original creation.