All your Macbook plugs in one. Sit down at your desk and plug everything in at once: power, minidisplay, USB, and audio.

1. Measure cable sizes and adjust the model You will have to adjust the model for the size of your cables. The center line spacing between plugs should be all set.
2. Print
3. Insert cables
4. Sugru or glue in place. Sugru would be better because it allows cables to flex. It also allows you to easily replace one cable without having to replace the whole thing.