Sorry if it has appeared here before, but this looks quite promising.
It's claimed to be smooth and efficient.
If only......
Bike Forum
Automatic
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Posted 5 months ago #
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Looks like a simple clutch mechanism?
Posted 5 months ago # -
its clever but he says 1:1 is a high gear so it'd need to be changed for bikes and I don't think it freewheeling under full load would go down to well on big hills
Posted 5 months ago #
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