NEW Shimano Ultegra CS-R8100 Casette - 12-Speed 11-34t Silver price_changed_on_2022-09-04 140mm width

140mm width

and more secure chain travel

TT (Effective) Fork Material Mfg Size Wheel Size Front Axle Rear Axle Rider Height 3-6 years old (2'10" to 3'8")

Extra length banjo fitting for increased heat dissipation

Labeled Size: 700 x 35-47

NEW Shimano Ultegra CS-R8100 Casette - 12-Speed 11-34t Silver price_changed_on_2022-09-04 140mm widthThe 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