90 degree PTFE tube guide. I used https://www.crealitycloud.com/model-detail/657e19d8937557724252afab, reducing the height to 50% and https://thangs.com/mythangs/file/1026314

I recommend printing this in ABS or ASA. I initially printed this in PLA, but it didn't stand up to the test of printing with a closed chamber. Ultimately, I printed it from ABS and so far it works.