Rules have changed to allow any track legal, ie pursuit bikes, to go for the athlete's Hour rather than having to do it on a "Merckx" bike.
Bottrill is banned from an attempt because he doesn't have a biopass
@euan started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
@euan
Rules have changed to allow any track legal, ie pursuit bikes, to go for the athlete's Hour rather than having to do it on a "Merckx" bike.
Bottrill is banned from an attempt because he doesn't have a biopass