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So far it’s a solo ride.

Gallery: Derek's GRX Mosaic GT-X

Derek Yarra |

mosaic gtx

Frame: Mosaic GT-X 2 series with custom paint and geo upgrades

Cockpit: Enve Carbon w/ Gravel handlebar

Drivetrain: Shimano GRX Di2

Wheel: Enve AG25

Tires: René Herse Fleecer Ridge 700x55c Endurance


Start your Build Since 2006, we've been creating the world's finest dream bikes with our signature approach to custom builds and customer service. Our Custom Program
AC Everywhere You can find us just over Golden Gate Bridge in California's Marin County. Can’t come to us? We can bring the bike to you. We craft custom bikes for clients all across the U.S. and the world. Contact us