Yet Another Cycling Forum
General Category => Freewheeling => Topic started by: vorsprung on 15 November, 2018, 07:49:39 am
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for the cyclist that already has everything
https://www.cyclingweekly.com/news/product-news/can-buy-ultra-efficient-chain-used-britains-olympic-team-not-cheap-400017
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It's cheaper than I thought. I know a bloke who was in an engineering team at Bristol Uni working with them. They have to stand a huge amount of torque apparently, comparable to that produced by a medium sized car engine.