\n\t\t\tShimano Dura Ace CS-R9200 12 Speed Cassette
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Features and Benefits:\n\t\t
\n\t\t\t- \n\t\t\t\tSuper lightweight 12speed HG+ cassette with a rigid carbon and alloy carrier for excellent shifting even under the most demanding gear changes
\n\t\t\t- \n\t\t\t\tHyperglide+ sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load
\n\t\t\t- \n\t\t\t\tClose ratio gearing allows a more efficient use of energy through finer cadence control
\n\t\t\t- \n\t\t\t\tLargest sprockets are mounted on lightweight alloy and carbon carriers to reduce weight and increase rigidity
\n\t\t\t- \n\t\t\t\t5 largest sprockets are made from titanium to reduce weight without sacrificing strength
\n\t\t\t- \n\t\t\t\tSprockets are extensively cut away and drilled to further reduce weight without reducing rigidity
\n\t\t\t- \n\t\t\t\tNickel-plated finish offers hard wearing resistance to corrosion
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\n\t\tThe uninterrupted shifting experience of the Dura-Ace R9200 12-speed cassette range lets you climb, sprint, and push your limits without stopping to think about your next gear change.
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\n\t\tHyperglide+ cassettes have revolutionized off-road shifting with their seamless shifts both up and down the gear range. Now it's time for the technology to change road cycling. Even during maximal efforts up a climb or nearing the finish line, riders no longer need to back off to perform a shift. In any gear, Dura-Ace R9250 drivetrains maximize efficiency thanks to larger cogs and retain compatibility with existing 11-speed freehub bodies. All this while increasing to 12-gears and without increasing weight, Dura-Ace CS-R9200 cassettes are the new paradigm in road shifting.
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Technical specifications:\n\t\t
\n\t\t\t- \n\t\t\t\tSpeeds: 12s
\n\t\t\t- \n\t\t\t\tSizes: 11-30T or 11-34T
\n\t\t\t- \n\t\t\t\tWeight: 223g (11-30T), 253g (11-34T)
\n\t\t\t- \n\t\t\t\tCompatible chain: HG 12-speed
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Cog sizes:\n\t\t
\n\t\t\t- \n\t\t\t\t11-30T (11-12-13-14-15-16-17-19-21-24-27-30T)
\n\t\t\t- \n\t\t\t\t11-34T (11-12-13-14-15-17-19-21-24-27-30-34T)
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