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The Trek Factory Racing team is sponsored by Challenge and thus runs Team Edition tubulars. Jolanda Neff's 2019 World Cup Waterloo Trek Boone. © Z. Schuster / Cyclocross Magazine

The Trek Factory Racing team is sponsored by Challenge and thus runs Team Edition tubulars. Jolanda Neff’s 2019 World Cup Waterloo Trek Boone. © Z. Schuster / Cyclocross Magazine