Shimano CS-M8100 12-Speed 10-45 Cassette

Lighter and more robust construction Adjusted pedaling frequency High quality International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. New construction of the FREEHUB freewheel body allows small 10-tooth sprocket Reduces cassette inertia resulting in faster acceleration and better chain guidance Easy installation