NEW Shimano 105 CS-R7101-12 Cassette - 12-Speed, 11-34t, HG L2, Silver assembly Shifters: Shimano Dura-Ace Di2 ST-7970

Shifters: Shimano Dura-Ace Di2 ST-7970

more tire clearance

Spruce Green

the ADVENT X cassette allows riders to shift less often to find the right gear

NEW Shimano 105 CS-R7101-12 Cassette - 12-Speed, 11-34t, HG L2, Silver assembly Shifters: Shimano Dura-Ace Di2 ST-7970Shimano 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