Hello
friends welcome back to aakaar lab.
Here is my another lithoholder 4 wall with easy replace the litho when u want to change.
The complete design is divided into 3 parts,
1 Frame
2 Bottom cover &
3 Top holder.
the assembly can be seen in my your tube video
checkout in below link.
https://www.youtube.com/shorts/vR74sV36u1g
Working video: