If you haven't seen it yet, my Filament-Sync tool for the K2 should also be compatible with K1 CFS upgrade kit

Welcome to Creality Official K Series (K2 PLUS/K1/K1 MAX/K1C) Community! Follow our rules and you can get tremendous support and suggestions from our community. Welcome to share your unique models, printing tips & ask for help. Have fun in the 3D world with Creality!

If you haven't seen it yet, my Filament-Sync tool for the K2 should also be compatable with the Hi-Combo and K1 CFS upgrade kit

Welcome to the official community of Creality, the world-leading 3D printer brand. Follow our rules and you can get tremendous support and suggestions from our community. Welcome to share your unique models, printing tips & ask for help. Have fun in the 3D printing world with Creality!