You are reading a single comment by @grams and its replies.
Click here to read the full conversation.
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
grams
Anyone know a way of testing to see if a dynamo hub works when its not built into a wheel? I dont think spinning it by hand will be fast enough to power a light