Simple Prusament to MasterSpool adapter

Updated version: https://makerworld.com/en/models/114211 [Update after a few months of usage] Some refill coils may push the spool walls outwards and you may end up with a ruined spool. To prevent this, apply a bit of superglue to the grooves or ridges of the adapter— Initial description —This is my first attempt to create a minimum viable adapter from Prusament spools to refill coils using Reprap's MasterSpool standard. The goal was to use as little filament as possible and to make it usable without additional hardware.Carefully remove the edges of the Prusament spool. To minimize the chances of breaking them, pull from the area that is closest to the cardboard core. Do this from multiple points while rotating the spool until the cardboard core is removed.To install the new filament coil:Insert one edge into the printed adapter and the adapter into the new filament coil. DO NOT REMOVE the zip ties holding the new coil yetTake the end of the filament coil (no, that's not the end that g