Adjustment is simple! Measuring tools and markers, a vice, hacksaw, 100+Amp stick welder, angle grinder with flap and grinding wheels, PPE, various spanners, custom gear linkage, IPA for getting the rubber off/on, some paint, cuddly toy, etc.
I think it's an engineer's idea of a joke myself. Someone with great expectations thinking he is Herr Porsche, Messerschmitt or Daimler and coming up with the peep-toe Wellington boot.