tighter tolerances, and space-saving dimensions that are the same as those of the 11-Speed versions. The addition of the twelfth sprocket allows a linear upshift or downshift by a single tooth, up ...

single block of cold-forged Chrome Molybdenium alloy steel, heat treated, tumble finished, and electroplated for prolonged life vs standard steel cassettes.

unit machined from a solid block of chrome molybdenum steel. This gives it a stronger profile than materials used in other cassettes which, in turn, provides a longer lifespan and lighter weight. ...

Cassette provides the ideal ratios for road riding. Whether you're an all-out sprinter or high-cadence climber, there is a cog for you. Designed to work with Shimano 12 speed road derailleurs, the ...

Cassette provides the ideal ratios for road riding. Whether you're an all-out sprinter or high-cadence climber, there is a cog for you. Designed to work with Shimano 12-speed road Di2 and Mechanical ...