Coming into his first Unbound Gravel, Zack Allison couldn’t believe the tire situation could be as bad as the hype. People getting six, seven, eight flats in one day? Come on. It’s just gravel roads, right?
As it turned out, the sharp flint rocks were indeed a force to be reckoned with. A seasoned pro rider, Zack ended the day with eight plugs in his tires.
In my second attempt at the 200-mile race, I considered myself lucky to get through with a single puncture that