Brunner mounted a Stages left-arm power meter to his Ultegra crankset. Eric Brunner’s Blue Norcross SL Cyclocross Bike. © B. Grant / Cyclocross Magazine
Brunner mounted a Stages left-arm power meter to his Ultegra crankset. Eric Brunner’s Blue Norcross SL Cyclocross Bike. © B. Grant / Cyclocross Magazine
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