Prusa i3 MK2 Vibration Spring

Very great thanks to ggenter to inspire me with his "Synology DS216PLAY Vibration Damper". I used it to dampen my Prusa i3 MK2 but i recognized quickly that the unsymmetrical weight distribution of the printer was not compatible with the one kind of damper.

Because the printer is heavier in the back we need stiffer springs there and some softer in the front. Furthermore we have to consider that the power distribution unit on the back right side is the heaviest corner.

In order to that i re