NEW Shimano Dura-Ace CS-R9200 Cassette - 12-Speed, 11-30t, Gray price_changed_on_2023-09-16 Sacrifice nothing - not durability

Sacrifice nothing - not durability

allowing the foot to expand under high pedaling pressure

Saddle:  Fizik Vento Antares R1 Carbon Rail 140mm

Brand: Mavic/Shimano

NEW Shimano Dura-Ace CS-R9200 Cassette - 12-Speed, 11-30t, Gray price_changed_on_2023-09-16 Sacrifice nothing - not durabilityThe 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