Mini filament spool

Miniature spool to store small amounts of filament.
Usefull to free your standard spool from filament rests to reduce storage volume (or to store samples in a more civilized way than just in the zip-lock pack).
Fits 19-20m of 1,75mm filament
Weights only 12-13g when made of PETg plastic.
No glue. Parts are tight enough to hold togeather firmly.

Winding dimesions:
inner diameter: 43.65mm
outer diameter: up to 80mm
width: 19.5mm

Total dimensions:
outer diameter: 80mm
inner (axis) diameter: 10mm
width: 22.5mm