Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-30t, Silver Bar Ends 021-the lowest in its class-

021-the lowest in its class- the Torque Pro™ minimizes friction to increase speed and performance

Weight: 241g

supporting injury prevention and rehabilitation

Item Length: 139

Shimano Ultegra CS-R8101 Cassette - 12-Speed, 11-30t, Silver Bar Ends 021-the lowest in its class-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