My friend says: " if they got machinery to bend and cut metal sheets it is very easy "
Well he got a point there. You can do every thing if you got the equipment and the skills. Personally i think you better buy a pair and modify them. There are a few " ears " you can buy which are strong enough to hold your mixer.
- Angelie
Note: the picture show a model that is more like a bracket then ears.
It is build from one piece and the mixer is mounted on that.
Something like this