I'd use a tape measure, protractor and eyeballs before using Midas. Too many horror stories. Did you inquire with your trusted MB Tech to see who he uses for alignment jobs?
'73 280SEL 4.5 (9/72)- RIP
Only 8,173 units built from 5/71 thru 11/72
'02 CLK320 Cabriolet - wifey's mid-life crisis
2012 VW Jetta Sportwagon TDI...at least its a diesel
Non illegitemae carborundum.