Bottle iPhone Ballhead Mount with adjustable friction

1. Print the two parts separate from each other.
2. Heaten the lower part a bit with hot water
3. Click the Head into the Cap
4. Turn a M4 set Screw into the top part to regulate the spreading of the lower ball und the friction.
5. It needs to get sticked on a Bottle Cap
   Enjoy :)

The solid bases are for easier printing ;)
They are 0,2mm thick.