"Don't Text and Drive" iPhone 5S Holder/Mount for GPS

I made it 3cm longer than polygoo's design in order for the center of mass to be close to the middle of the iPhone when I attach it to my GPS holder.

Original iPhone holder design by Polygoo: http://www.thingiverse.com/thing:98693

Any Phone Car Dock by azzeloof: http://www.thingiverse.com/thing:48746

UPDATE: I created a version for the iPhone 6 Plus as well: http://www.thingiverse.com/thing:630137

And one for the iPhone 6: http://www.thingiverse.com/thing:659060