MULTI WHEEL COMPATIBILITY - Compatible with most road and mountain bike wheels sizes. This includes the diamters 26", 650b, 700c, 27.5" and 29" and widths from 23c up to 2.3"
STABLE RIDE - Get level, and stabilize with the Trakblok 3
Details: In 1975, Jim Blackburn looked at the at the emerging cycling culture and knew he could make a difference. That meant thinking from the user's perspective, showing respect for materials and their functionality, while bringing unprecedented innovation. Over the years, we've taken those principles to build gear that allow people to go further, do more and be prepared for anything.