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Grant attached a Wolf Tooth Tanpan adapter to pair the MTB derailleur with road shifters. Alex Grant's 2019 Crusher Cannondale Topstone Carbon. © Brandon Cross / Gear Rush

Grant attached a Wolf Tooth Tanpan adapter to pair the MTB derailleur with road shifters. Alex Grant’s 2019 Crusher Cannondale Topstone Carbon. © Brandon Cross / Gear Rush