Since commit #d8f818a user defined variables are combined in a single macro '_USER_VARIABLE' you find it in the printer.cfg L214. The benefit of this is that you need to change these values only at a ...
This is a toolhead for the v0.2 Voron printer. It will also work on the various Printers for Ants. There are also Mounts available to use this toolhead to the Voron Trident, v2.4, Switchwire and ...