SHIMANO Ultegra CS-R8101 12-Speed Cassette Size:11-34 Designed to bring a new

Designed to bring a new look to the ‘Mountain Bike Shoe’

while offering more purpose and utility than your generic flip-flop or shower slide

Comfort is critical for ultra-endurance gravel racing events and the RX8 delivers a glove-like fit

The Vaypor+ can be fine-tuned using our proprietary heat molding technology that accommodates for minor changes to fit from the toes to the heel

SHIMANO Ultegra CS-R8101 12-Speed Cassette Size:11-34 Designed to bring a newThe uninterrupted shifting experience of the Shimano Ultegra CS R8101 12 speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12 speed freehub bodies. Shimano HYPERGLIDE+ technology is integrated to provide seamless shifts both up and down the gear range.