Laser cut Masterspool

This is a lasercut Masterspool for holding filament that you purchase without a spool.

Buying a spool with each lot of filament is wasteful and unnecessary: Richrap is championing the idea of a Masterspool - https://richrap.blogspot.de/2018/01/masterspool-proposed-standard-for-3d.html

I thought I'd do my bit and create a laser cut version for those that don't want to waste a couple hundred grams of filament on creating a spool holder.

You'll need the following:

1x Side A
1x Side B