Shimano Ultegra CS-R8101 Cassette - 12-Speed 11-30t Silver CheckoutTitle=FSA Flowtron Cartridge Tooth Count 22Cassette Body Type

Tooth Count 22Cassette Body Type Shimano Micro SplineCassette Body Type SRAM XDCassette Body Type SRAM XDRMaterial AluminumDefined Color Blue

Length 265 Color Black Thread Diameter 2

Disc IS 6-bolt Wheel Diameter/ISO 27

}Phil Wood Waterproof Grease: 16oz Jar

Shimano Ultegra CS-R8101 Cassette - 12-Speed 11-30t Silver CheckoutTitle=FSA Flowtron Cartridge Tooth Count 22Cassette Body TypeThe 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