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CASSETTE SHIMANO ULTEGRA CS-R8101-12 12 S. 11-34
En Stock
Shimano Ultegra CS-R8101-12 12 speed sprockets. Shimano product code: ICSR810112134.
Refined 12-step gear combination provides maximum efficiency and acceleration performance for every racing situation
Faster, smoother shifting with maximum pedaling force
Compatible with the new 12-speed and 11-speed road REAR HUB body
Combination: 11-12-13-14-15-17-19-21-24-27-30-34D
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