Mavic IO Track Wheel Size:Front Wheel 76 / 176 DB hubs

76 / 176 DB hubs with Center locking interface

the functionality depends on the ratio

Cassette: SRAM GX T-Type

XDR compatible for SRAM 11- and 12-speed drivetrain systems

Mavic IO Track Wheel Size:Front Wheel 76 / 176 DB hubsFirst introduced in 1996 and continually improved over the past two decades, the iO RIO has won more Olympic track medals than any other wheel in the world. The latest generation iO delivers an even greater competitive advantage. It features a wider rim to better integrate the slightly larger tubular tires that are popular with track racers. And each of the five spokes has a NACA profile for further improved aerodynamic drag. The new iO is ready to