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9 Functions
Current / Average / Maximum speed
the special insert for large hands increases the distance of the levers by 8%
Constructed from a stretch softshell fabric
Replaceable edition Fix It Sticks w/ bracket
Shimano Ultegra R8101 12 Speed Cassette - Silver Rope & Chalk Bags 9 FunctionsShimano Ultegra R8101 12 Speed Cassette Silver Shimanos Ultegra R8101 12 Speed Cassette provides amazing shifting under pressure, with the Hyperglide+ design moving the chain between ratios flawlessly whenever called upon. By offering 12 sprockets, Shimano has been able to reduce the jumps between gears so that it is easier to stay in the cadence sweet spot for greater efficiency and less fatigue. The combination of steel sprockets and an alloy
