Here's a little case I designed for my usb-to-serial converter for protection of the chip. It's used to program arduino nano's. I added the Solidworks file so you can adit it to your needs. Have fun printing! Here's the link I purchased the breakout board from: http://youtu.be/KTloX5GY1do http://www.ebay.nl/itm/FTDI-Basic-Breakout-USB-TTL-6-PIN-3-3-5V-With-Free-USB-Cable-For-Arduino-/320907184616 Printed with these settings: 0.15 layer 100% infill speed: 70 bed: 60 Nozzle: 215 Pink PLA Nothing special to it, just print it and assemble it with 3 m3x10 bolts.