CS-R8101 Ultegra Cassette Vendor_SRAM The Supersonic is the top

The Supersonic is the top model of the Flyt series brackets – utilizing an innovative internal wedge clamp to securely hold the extension

resolution

but also top bolt mounting is available

It's an ode to those rare days when everything is hookin' up

Crankset SRAM Red E1 AXS

CS-R8101 Ultegra Cassette Vendor_SRAM The Supersonic is the topThe uninterrupted shifting experience of the Shimano Ultegra CS R8101 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. FEATURES: Refined 12 step gear