Shimano Ultegra CS-R8100 12-Speed HYPERGLIDE+ Road Cassette.

Product Description

The excellent shift quality of the Ultegra R8100 12-speed cassette range lets you climb, sprint and ride for a long time without slacking off your effort when thinking about your next gear change. The drivetrain's larger sprockets maximize efficiency and remain compatible with Shimano 11 and 12 speed freehub bodies. The Shimano HyperGlide + cassette has revolutionized off-road shifting with smooth shifts both up and down the sprocket range. Today, it is time for this technology to change road cycling. Even when trying hard uphill or passing a friend, runners no longer need to release their push on the pedals to make a gear change. Whichever gear you choose, the Shimano Ultegra R8150 drivetrain maximizes efficiency with larger sprockets and maintains compatibility with HyperGlide freehub bodies. All this while switching to 12 speeds. The Ultegra CS-R8100 cassette is the epitome of shifting gear for road cycling. Details: The combination of 12 well-spaced gears provides maximum efficiency and acceleration performance for every racing situation. Smoother and faster shifting under maximum pedaling force. HyperGlide + technology. Compatible with the new 12-speed and 11-speed road freehub body. Weight: 291 g in 11-30T and 345 g in 11-34T Aluminum star arm Steel sprocket: 12 Staging: 11-12-13-14-15-16-17 * -19 * -21 * -24 * -27 * -30 * T 11-12-13-14-15-17 * -19 * -21 * -24 * -27 * -30 * -34 * T