4 model

Free

Weighing Spool holder #FilamentChallenge

Thingiverse

Free

Universal Filament Weighing Scale (connected to Octoprint)

Thingiverse

Free

RFID Filament Weighing Scales

Thingiverse

Free

Spool Holder for filament weighing up to 1 kg. Compatible for FB Reborn printer

Thingiverse