Summary

One side of filament spool holder.
This is a printed 45 degree support piece.
It is made for 5mm dia, 10mm long screws with T-nuts for 20X20 extruded Aluminum.
It is approximately 130mm long.

I have provided both the source file and print file. This way you can easily modify it if you want.

Software used is FreeCad Ver. 0.16