The original is from dkarjadi .
https://www.printables.com/de/model/613353-bambu-lab-ams-helper
https://makerworld.com/en/models/41406#profileId-41677
The remix that I remixed is from Lord Necci
https://www.printables.com/de/model/615737-bambu-lab-ams-helper-ptfe-mod
Update: added additional heights, -1 cm height and -2 cm height.
My remix has the same problems as the original.