NEW Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-34t, Silver Type_Cranksets Largest Cog: 48

Largest Cog: 48

56cm : 5'8" - 6'1"

ISO Width (mm): 48

PDW They're Lock-On Grips feature a comfortable foam sleeve around a rigid core that allows for a single lockring to hold them securely in place

2 WAY-RELEASE means shifts can be released by pull of the index finger or push of the thumb

NEW Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-34t, Silver Type_Cranksets Largest Cog: 48The uninterrupted shifting experience of the Shimano Ultegra CS R8100 12 speed cassette range lets you climb, sprint, or cruise without stopping to think about your next gear change. Larger driving cogs maximize drivetrain efficiency and create compatibility with both Shimano 11 and 12 speed freehub bodies. Shimano HYPERGLIDE+ technology is integrated to provide seamless shifts both up and down the gear range. Refined 12 step gear combination provides