Shimano 105 CS-R7101 12sp Cassette

A 12-speed cassette range that brings versatility to any rider or road

From sprinting on the flats to climbing steep inclines, the 11-34T cassette has you covered. It is compatible with both SHIMANO 11-speed and 12-speed FREEHUB bodies.

• Refined 12-step gear combination provides peak efficiency and accelerating performance for every situation
• Compatible with new 12-speed and road 11-speed FREEHUB body