2020-08-29: this design is now replaced with Electronic holder.
To finish the main electronic holders, this the duet 2 WiFi holder. It is the same design as the power supply holder, using 20×20 mm profile to allow to use the cable guide clips and simple to print.
The part goes on the top of the power supply. A small tip allow to fit the power supply holder topmost have a perfect match.
The design is really simple it works.