Holster System for any needs

After printing this awesome Holster for my Sony, i had the Idea to "unify" my Holster System for multiple purposes.

Original Design: https://www.thingiverse.com/thing:2415868

All Parts are made with Tinkercad.
So the first batch of Parts contains:

Base Parts, to build your own creations:
Base Slot: https://www.tinkercad.com/things/eHcCoZZqCL3
Base Insert: https://www.tinkercad.com/things/hBJGZIFDfGH
The Base Insert is build to work with 2x M3 Hex nuts.

Special Parts:
Ikea SKÅDIS Slot: https://www.tinkercad.com/things/fFQLMxYIhmQ
GoPro Insert: https://www.tinkercad.com/things/h6VycHgesyx
Screw-on Plate / portable Stand: https://www.tinkercad.com/things/cLElg2nrrSw
Requires 4x M3 Screw in a length for where you wanna screw it on +4x M3 Hex nuts

Following Parts require an Base Slot:
Mavic 2 Battery Case vertical: https://www.tinkercad.com/things/4lQtpYX2UXq
Mavic 2 Battery Case horizontal: https://www.tinkercad.com/things/jJDtqa6hjPY
Both Mavic 2 Bat