24hrs of COS Posted on June 4, 2010June 4, 2010 by cwilhelmA new 24hr race, close to home on schedule for sept 18 and 19. hum. could it be warmup for moabhttp://www.24hoursofcos.com/ Posted in Training Blog.cwilhelmHead Coach for mtbcoach.com. USAC Certified Cycling Coach.