A phone holder for the Harman Kardon Onyx 4 (i don`t know if it fit the other onyx speakers)
Not a very beautiful design, but I just wanted to get I fitted.
My kids use this as a rake :D
A little printing timelapse: https://youtu.be/WrVQv58LViU
My instagram: https://www.instagram.com/gunnarfossum/