Parametric filament spool holder on top of Prusa frame (easy to print)

Here is the second version of an parametric filament spool holder.
It is easy to print because there is no "bridges" in the models.
You can adjust the width of your spool in the openScad file "middle part.scad" & "vertical holder face.scad"

I clean the code in order to let you all to adjust to your needs.

This is an upgrade of the https://www.thingiverse.com/thing:3330551.

The assembly is very stable as long as the 6mm frame of the printer is insert in the design.
(you need 4 screws