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An XTR M9070 rear derailleur used to be the only Shimano clutch derailleur that was natively compatible with road drivetrains, but now there are XT and RX options. Olivia Dillon's 2018 Lost and Found S-Works Diverge.

An XTR M9050 rear derailleur used to be the only Shimano clutch derailleur that was natively compatible with road drivetrains, but now there are XT and RX options. Olivia Dillon’s 2018 Lost and Found S-Works Diverge.