Here's an update of my 3D prints on the IKEA Skadis as promised! Added a floating shelf for my handheld history book and Miyoo Mini. Link for 3D models in comments. :
3D Model of - Box with 22x3.5x5.5cm storage space for IKEA Skadis - 103205 - Printics
IKEA Sadis: 3D printed hooks + plugs to lock hooks in place - YouTube
IKEA Skadis Elements by BINGOPRINTS | Download free STL model | Printables.com
skadis hook" 3D Models to Print - yeggi
3D Printable IKEA Skadis - Part Trays- Big by Jürgen F