There’s no racing discipline quite like the hill climb for encouraging cyclists to put hacksaw and drill to their bikes.
In an effort to lose as many grams as possible, anything that appears to have an excessive surface area stands at risk of being attacked.
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As well as chopping and lopping, hill climb competitors also turn to other means of customisation to tackle the very specific problems of a particular ascent.
This might mean using a fixed gear, ditching unnecessary chain rings or pulling out that special pair of super light wheels.
While such adapted bikes may be spotted at events throughout hill climbing’s brief season, never are they in such concentration as at the national championships.
In this video, competitors show the machines they used in Sunday’s title race up the fearsome Ramsbottom Rake in Lancashire.