Paint cone
thingiverse
I've tried to 3d print several pyramid to hold parts when I'm paint it, but the pyramid design is prone to fall to the side if you touch the holded object (specially if it is heavy). I've try to use a cone instead of a pyramid and I've found that is more stable.
Download Model from thingiverse
With this file you will be able to print Paint cone with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Paint cone.