Testing prototype tires over 12,000 vertical feet on asphalt and dirt Big cotton casings for Haute Route Rockies stage Share on Facebook Share on Twitter Share on Pinterest Share on Whatsapp Share on Reddit Email to a friend By Ben Delaney June 28, 2018 at 4:30 pm Mavic Haute Route Rockies is a seven-day Colorado adventure. I jumped in for stage 2 Ben Delaney / Immediate Media In Colorado, I ride a lot of dirt roads on a regular road bike. Why not? Ben Delaney / Immediate Media