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Robin Mather

Superstar Pembree Unite https://www.youtube.com/watch?v=FIPuRTPuB58

Hope Technology https://www.youtube.com/@hopetech/videos Pinnd Pedals

Curtis BTR Fabrications https://www.youtube.com/@BTR-Fabrications/videos Ellis Briggs https://www.youtube.com/@ellisbriggsbikes/videos

Brompton https://www.youtube.com/watch?v=zNE81Fkm0b4&t=760s https://www.euroqualitycoatings.co.uk/eqc-and-brompton-bicycles/

https://www.cyclingnews.com/features/remco-evenepoels-bike/

Mike Burrows

On the subject of Ian Steel and the Tour of Britain 1951 https://www.youtube.com/watch?v=U2Sd_Ka8OsM https://www.youtube.com/watch?v=GaJjxHPO2js https://www.youtube.com/watch?v=3r2vRavGAeU

https://endurance-innovation-podcast.simplecast.com/episodes/professor-jim-martin

Good stuff. There are several more videos, that I need to try and find.

At about 11:50 in https://road.shimano.com/stories/short-crank-curious

Banana cranks http://pardo.net/bike/pic/mobi/d.pmp-cranks/index.html

Dave Yates Mercian Rourke https://www.youtube.com/watch?v=kqR6wzRADW0 https://www.youtube.com/watch?v=qPcwAcG-6ws https://www.youtube.com/@UKhandmadeBikeShow/videos

There are lots of opinions on crank length.. Geoff Apps says https://crosscountrycycle.wordpress.com/2014/11/13/crank-length/ Chris Boardman says “I don’t think anybody’s really messed around with crank length yet because we’re constrained by history. I’d like to see a lot of people using 150mm...

It can depend on the bike, bottom bracket height: but longer cranks can mean more pedal strikes/ hitting the ground while pedaling round corners and roundabouts. Longer cranks means your feet travel further in bigger circles. Hip angle and ankle / foot / knee speed Phil Burt