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. Compatibility Compatible with the A1 Mini Installation Learn more about replacing the AMS lite Filament Hub on Bambu Lab Wiki. Included 1x AMS lite Filament Hub 2x Buckle (secure the hub on the toolhead) Browse more Browse all Bambu A1 Mini Spare parts & Accessories Browse all Bambu AMS Spare Parts & Accessories Browse all Bambu Lab Filament Browse all Bambu Lab X1 3D Printer, Spare Parts & Accessories Browse all Bambu Lab P1P/P1PS 3D Printer, Spare Parts & Accessories Browse all Bambu Lab A1 Mini 3D Printer, Spare Parts & Accessories Browse all Bambu Labs Browse all Printer Spare Parts