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Dura-Ace R9150 levers controled Nauman's shifting and braking. Amanda Nauman's 2019 DK200 Niner RLT 9 RDO Gravel Bike. © Z. Schuster / Cyclocross Magazine

Dura-Ace R9150 levers controled Nauman’s shifting and braking. Amanda Nauman’s 2019 DK200 Niner RLT 9 RDO Gravel Bike. © Z. Schuster / Cyclocross Magazine