Pictures, business card stands. Can also be used for other purposes.
The connecting piece is simply a piece of filament.
For the variant with the magnet I used a 20mmx3mm one.
It may be that the hole in the middle is closing due to fused filament or the printing plate being too hot. In this case, this needs to be drilled down a little.
To fix the piece of filament in the block and the clamp, you can heat the filament with a lighter and press it in.
The author marked this model as their own original creation.