Shimano 105 CS-R7101 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.

Cassette ratio: 11-12-13-14-15-17-19-21-24-27-30-34