The Hydra AMS is a printable replacement tray for the Bambu AMS that will allow it to work with wider spools such as Atomic and other brands. We use it and it works great!
Hydra AMS
https://www.printables.com/model/392134-hydra-ams-enhanced-bambu-lab-ams
The Hydra Pro is also available which has more advanced features.
https://www.printables.com/model/680027-hydra-pro-advanced-bambu-lab-ams