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Winfield's rear derailleur was a 10-speed SRAM Force derailleur. She was not sure what cassette gearing she ran. Dee Dee Winfield's 2018 Almanzo-100-Winning Blue Norcross SL. © Cyclocross Magazine

Winfield’s rear derailleur was a 10-speed SRAM Force derailleur. She was not sure what cassette gearing she ran. Dee Dee Winfield’s 2018 Almanzo-100-Winning Blue Norcross SL. © Cyclocross Magazineundefined