Werner was running the Ultegra FC-6800 crankset in Waterloo. He has since switched to the Dura-Ace model. Kerry Werner’s 2017 World Cup Waterloo Kona Super Jake. © Z. Schuster / Cyclocross Magazine

Werner was running the Ultegra FC-6800 crankset in Waterloo. He has since switched to the Dura-Ace model. Kerry Werner’s 2017 World Cup Waterloo Kona Super Jake. © Z. Schuster / Cyclocross Magazine undefined