Hi Gman,
We haven’t climbed any routes near Mayrhofen. Here are some via ferrata/klettersteig trails to research: Schlegeis 131 (Grade B with C/D variations), Klettersteig Gerlossteinwand (Grade D), Zimmereben via ferrata area, Klettersteig Talbach (Grade C/D).
Have a great trip to Mayrhofen,
Sabrina