NEW Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-34t, Silver price_changed_on_2022-10-28 Perfect for keeping quick and

Perfect for keeping quick and easy hydration within reach of tiny hands

Twin baffles stabilize water and maintain a flat profile

and premium finish

Color: Black/Graphite

The 612 is named for Minneapolis' area code

NEW Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-34t, Silver price_changed_on_2022-10-28 Perfect for keeping quick andThe uninterrupted shifting experience of the Shimano Ultegra CS R8100 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. Refined 12 step gear combination provides