Xbox 360 Wireless Controller Phone Mount

28 Mar 2018: Added v3, which is the same as v2 but with improved rubber band hooks added. I recommend printing this version as it provides the improved ergonomics and brings back the rubber band hooks in case the friction fit doesn't work for you.

22 Feb 2018: Added v2, improved the ergonomics a bit, added a cutout to make removing the battery pack easier, and removed the rubber band hooks. Also added a .step file of the plain model, let me know if there are other file versions you'd like.