45 degree bracket for 2020 extrusion

Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:4392608.

This is a simple 45 degree bracket designed to mount to 2020 extrusion with a single M4 screw. The bracket is 4mm thick and 20mm width. The longer section is 44mm long and has three holes of 3mm diameter with 10mm spacing.