The 5.9kg bike that won Britain’s most prestigious hill-climb was 'my dad's old Planet X frame from about 2010'

Monsal Hill Climb winner Gregg Booker talks CW though his idiosyncratic but superfast gravity-defying setup

Gregg Booker's hill-climb bike
(Image credit: Andy Jones)

Hill-climb bikes are notoriously homebrewed mix-and-match affairs, and the bike that won the legendary Monsal Hill Climb in the Peak District on October 2 is firmly in that very British tradition.

Above all, a hill-climb bike has to be as light as possible. They are not constrained by the UCI's 6.8kg weight limit. So with this relatively heavy Planet X Nanolight dating back to the beginning of the last decade, Gregg Booker definitely had work to do.

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Simon Smythe