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The largest sprocket is mounted on a lightweight alloy and carbon carrier for reduced weight and increased rigidity. The top five sprockets are made of titanium for weight reduction without sacrificing strength.

The uninterrupted shifting experience of the Shimano Dura-Ace R9200 12-speed cassette range lets you climb, sprint, and push your limits 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. Shimano HYPERGLIDE+ technology is integrated to provide seamless shifts both up and down the gear range. Faster, seamless shifts under maximum pedaling load Refined 12 step gear combination provides peak efficiency and accelerating performance for every situation Compatible with 12-speed and road 11-speed freehub body 34t cassette is suited for pro-race usage Weight: 253g Range: 11-34T

Shimano Dura-Ace CS-R9200 Cassette - 12-Speed, 11-34t, Gray The uninterrupted shifting experience of the Shimano Dura-Ace R9200 12-speed cassette range lets you climb, sprint, and push your limits without stopping to think about your next gear change.

Nice used cassette