Who: Anyone signed up for the Crusher-EX and their support crews. What: 40, 100, or 225 miles of enhanced gravel. We even have a terrible 50-mile run and a ridiculous challenge called "The Fist". When: July 1, 2024 – September 30, 2024. Where: Start and finish at Koski Korners, 13401 US Hwy 41, Champion, MI 49814.