The Bambu Lab AMS can only hold 1kg spools, with this adapter you can use the AMS with smaller spools. Just stick your small spool on the adapter and start printing.
Universal Bambu Lab AMS Adapter for Mini Spools by chiz
Free STL file Bambu Lab AMS Spool Holder for small Spools 🥼・3D
Free STL file Bambu Lab Reusable Spool Remix Four 🥼・3D printer
Bambu Lab AMS Spool Guard by dkarjadi
Bambu Lab A1 Spool Holder Extender by KOBALT3D
bambulab ams spool 3D Models to Print - yeggi - page 2
Overview Used to mount the filament to the printer when the AMS Lite is not used. Compatibility A1 Exclusive In the Box Spool Holder *1 Horizontal Bar
Spool Holder - A1
Bambu Lab P1P Spool Arm by sonnyc
Bambu Lab AMS Spool Guard by dkarjadi
Free STL file Bambu Lab Reusable Spool Remix Four 🥼・3D printer
Bambu Lab AMS Spool Guard by dkarjadi
Free STL file Bambu Lab AMS .5kg & 250g adapters 🥼・3D printer
Bambu Lab Reusable Spool Holder Hex Remix by Joshua Smith