This is a 100% 3D printable bowden/PTFE tube connector for the all printers.
You can also see my other printable add-ons for the Bambulab printers:
https://makerworld.com/en/models/424181#profileId-327470 (Light weight poop chute (30g))
https://makerworld.com/en/models/213926#profileId-233439 (AMS button adapter with PTFE tube)
https://makerworld.com/en/models/402613#profileId-304285 (Dual purpose bed scraper)
https://makerworld.com/en/models/393265#profileId-294453 (Y-splitter connector for PTFE tube)
https://makerworld.com/en/models/375898#profileId-275865 (Drybox IKEA samla 22l)
https://makerworld.com/en/models/404520#profileId-306293 (Purge strip bin for Bambu P1S)