Kevin Metcalfe Sets New UCI Men's 55-59 Best Hour Performance World Record

Kevin Metcalfe (USA) of World Hour Record p/b GU Energy Labs sets a new UCI Men's 55-59 Best Hour Performance World Record of 49,121m at the Aguascalientes Velódromo Bicentenario in Mexico on Saturday July 15, 2017. Photo: Craig Huffman / Craig Huffman Photography