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The front IsoSpeed decoupler features a rocker cup and pin for lateral stability. Telenet Fidea's Trek Boone cyclocross bikes for the 2017/2018 season. © Z. Schuster / Cyclocross Magazine

The front IsoSpeed decoupler features a rocker cup and pin for lateral stability. Telenet Fidea’s Trek Boone cyclocross bikes for the 2017/2018 season. © Z. Schuster / Cyclocross Magazine