Compatible with K1 Max, K1C & K1C 2025, K1, K1 SE, No extra upgrade kit needed. Smart Filament Management External Cutter & Buffer No Filament Purges Filament Run-out/Tangle Detection Note: 1. CFS-C cannot be used to print TPU filament.
If your printer supports TPU printing, please use the printer's spool holder for printing. 2. The CFS-C can connect to a maximum of one CFS unit simultaneously and only supports 4-color printing.
3. The CFS does not include 4 rolls of filament.; Images are for reference only.

