I thought the original creator's idea was very good and have modified it for the PTFE adapter so that it can be fitted just as neatly.
You need 2x M3 20mm screws
and
Bambu 4-in-1 PTFE Adapter
https://eu.store.bambulab.com/de/products/bambu-4-in-1-ptfe-adapter?_pos=1&_sid=724d03384&_ss=r
The other side:
https://makerworld.com/en/models/396862
If you are interested in creating a remix, please contact me for the raw file.