ZeroStem Case

"The Zero Stem is a PCB shim that turns a Raspberry Pi Zero into a USB dongle. Once the shim is installed, your Raspberry Pi can be plugged directly into a computer or USB hub without any additional cables or power supplies." [lmore info here](http://zerostem.io). This is a case for a ZeroStem, designed with Openscad. It is held together with 4 M2.5x1mm screws.