filament-spool-weight List of spool weight i have measured... Brand Weight Material P/N Spool weight Picture Gembird 1kg PET-G (3DP-PETG1.75-01-BK) 248g FilamentPM 1kg PET-G - 212g C-Tech 1kg PET-G - 114g ??? 1kg PET-G - 164g