105 CS-R7101-12 Cassette - 12-Speed, 11-34t, HG L2, Silver Insoles It will fit on a

It will fit on a fork three-pack mount or anywhere on the frame that has bottle bosses

Run with confidence

USB-C rechargeable with a 25 to 60 minute charge time

and foot alignment

a simple adjustment system allows you to set tension from 5 to 10 N

105 CS-R7101-12 Cassette - 12-Speed, 11-34t, HG L2, Silver Insoles It will fit on aShimano 105 CS R7100 series 12 speed cassettes bring versatility to any rider or road. From sprinting on the flats to climbing steep inclines, these 11 34t cassettes have you covered. Refined 12 step gear combination provides peak efficiency and accelerating performance for every situation Compatible with new 12 speed and road 11 speed freehub bodies Compatible with HG 12 speed chain