Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-30t, Silver Bar Ends 5 - 51 38 -

5 - 51 38 - 40 47

supporting injury prevention and rehabilitation

Combine that with the risers and this bar offers 1500 possible configurations

Interchangeable Lenses: Comes with three lens options—Clarion Blue

Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-30t, Silver Bar Ends 5 - 51 38 -The Shimano Ultegra CS R8101 Cassette is engineered for high performance cycling, featuring a precise 12 speed configuration with a gear ratio of 11 30t. This wide range allows for optimized gear selection, offering a seamless transition between high speed flats and challenging climbs. Key Features: 12 Speed Compatibility: Designed for the latest 12 speed Shimano groupsets, ensuring smooth and reliable shifting performance. Gear Ratio: With a range