Shimano Ultegra CS-R8101 Series 12-Speed Road Bike Cassette, 11-34T,

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Product Description

The uninterrupted shifting experience of the ULTEGRA R8100 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. Brand: Shimano Model: CS-R8101 (11-34T) Size: 11-34T 12 Speed Color: Series Color Material: Carrier: Aluminum; Cog: Steel Feature: Refined 12 step gear combination provides peak efficiency and accelerating performance for every racing situation Faster, smoother shifts under maximum pedaling force Compatible with new 12-speed and road 11-speed FREEHUB body。
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