Headrest mount for tablet in Model S or Model X with next generation/facelift seats. Just clip on, put in tablet, and off you go!
The tiltable version needs a M10 hex nut and a bolt.
Needs to be printed in two/three parts, and glued together.
Infill 50% +/- depending on size and weight of tablet.
Glue the vertical beam on the exact middle point of the horisontal beam. They should match up perfectly.