SHIMANO 105 CS-R7101 12-SPEED 11-34T CASSETTE new_product A stylish kids' helmet with

A stylish kids' helmet with WaveCel

The result is simply amazing

Available separately

back to the ride

SHIMANO 105 CS-R7101 12-SPEED 11-34T CASSETTE new_product A stylish kids' helmet withThe Shimano CS R7101 is the suitable cassette for new Ultegra 105 Di2 R7100 12 speed group. From sprinting on the flats to climbing steep inclines, the 11 34T cassette has you covered. Compatible with new HG L2 road 12 speed FREEHUB body. Features Refined 12 step gear combination provides peak efficiency and accelerating performance for every situation Compatible with new HG L2 road 12 speed FREEHUB body Specification Use: Road Group: 105 Di2 R7100