Summary

I attempted to modify the Dewalt 2.0 divider that Austin Clements uploaded to Thingiverse. His design is terrific.
https://www.thingiverse.com/thing:4733566

This attempted modification is for a taller storage container. This modification is not perfectly symmetrical but it does the job in making a divider for a taller container.

https://www.youtube.com/shorts/J7l0LDX6sWI