Overview:
The AMS lite Filament Hub is a key part of reliable filament switching during multi-color or multi-filament printing. One end of the hub connects to 4 different PTFE tubes (up to 4 filaments), while the other end connects to the top of the extruder to feed filament.
 
Installation:
Learn more about replacing the 
AMS lite Filament Hub on https://wiki.bambulab.com/en/a1-mini/maintenance/a1-extruder.
 
In the Box:
1. AMS lite Filament Hub * 1
2. Buckle (secure the hub on toolhead) * 2 
 
Compatibility:
AMS lite