Prusa i3 MK2: 3 Point Y Motor Holder

For my second Prusa i3 MK2, I wanted to use an industrial NEMA damper/decoupler, like this here from eBay (DE): https://goo.gl/6nvFga
Unfortunately, the original Y-axis stepper motor mounting plate secures the stepper only at two vertically arranged points. But the damper needs two diagonally arranged screw holes.

So I decided to redesign the original Part and added a third mounting point.

A nice side effect of this design is that it is now also usable by any other Prusa i3 MK2 user that