Articulated arm

One day I wanted something to hold a magnifier glass while soldering something, and i recalled some arm i had seen use by youtubers and figured it'd be fun to try to make something similar by 3D printing.

I made three different versions with varying requirement of vitamins, none are hard to find anyway.

The one in the pictures is put together using different arms, one with aluminium tube, and the other with a printed tube.

For the two versions using a M8 rod connecting "push"-pads (lack