Bumblebee KK Antivibration Mount v2.0 Bottom Plate

Thanks to Tastywheat.
This design features 55 mm diagonal interaxis between screw holes.
Revised and corrected version of my previous make:
http://www.thingiverse.com/thing:185520
both based on Tastywheat's work: http://www.thingiverse.com/thing:163494