In association with the Santos Tour Down Under, Revolve24 Australia are launching their 6 Hour Endurance Cycling Relay Challenge on the newest GP Motor Circuit! . The Bend Motorsport Park in Adelaide will be the venue for our inaugural Endurance Cycling Challenge in the Southern Hemisphere. Enter the challenge of cycling 6 hours as a soloist or in pairs. Whether to complete a challenge, compete for prizes or to ride for charity this is a great event open to all level of cyclists. 14 January 2018.