11-speed cassette. Campagnolo Chorus-Athena 12-25 (12 13 14 15 16 17 18 19 21 23

Campagnolo designs, produces, and distributes high-end components for racing bikes for absolute performance. Tradition, technological development, and design are the aspects that characterize all facets of the Campagnolo universe. The chain and gears must work in perfect harmony: that’s why we have optimized the tooth profile of the cassette. The result is perfect synchronization in traction and quick shifting thanks to the Ultra-Shift design. Reinforced supports for the second and third group of three sprockets. Nickel-Chrome surface treatment. Packaging: 1

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