OL Challenge 2023 Kalender Wann: 6. September 2023 um 17:30 – 19:00 Europe/Zurich Zeitzone Repeats 2023-09-06T17:30:00+02:00 2023-09-06T19:00:00+02:00 Kontakt: Website der Veranstaltung OL Challenge Öpfel-Trophy 2023 Club-OL 2023