Shifting is optimized thanks to the Hyperglide EV sprockets. This cassette is constructed from a lightweight alloy and carbon fiber spider which houses six steel sprockets and five titanium sprockets. Available in both 11-28 and 11-30 ratios.
Shimano Cs-R9100 Cassette 11-25 Dura-Ace 11-Speed Dura-Ace 2016
$335.99
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Shifting is optimized thanks to the Hyperglide EV sprockets. This cassette is constructed from a lightweight alloy and carbon fiber spider which houses six steel sprockets and five titanium sprockets. Available in both 11-28 and 11-30 ratios.