100 Kilometer and 50 Kilometer timed gravel grinder with full results. Held on twisty, rolling gravel roads north of Monument and west of Elbert, Colorado. Start and finish at Elbert city park/running track.
Classes: Men and Women, 18-29, 30-39, 40-49, 50-59, 60+. No equipment based classes.
Awards and awards ceremony only for 100 Kilometer distance classes. A Colorado Gravel Grinder Championships event.