2018-07-15 17:20:11.840043+02 by Dan Lyke 2 comments
Via Shadow: CeramicSpeed 99% Efficient Drive Shaft // Chain Free Bike // Eurobike 2018 (YouTube video). Looks cool although in the prototype stage, and there are some interesting mechanical issues to resolve...
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comments in descending chronological order (reverse):
#Comment Re: Bicycle drive shaft made: 2018-07-18 17:40:57.963201+02 by: Dan Lyke
Sure looks like you could do shifting with a mechanical linkage on this one, the big tech issue seems to be lateral deflection of that rear cog...
#Comment Re: Bicycle drive shaft made: 2018-07-16 18:21:09.539156+02 by: Larry Burton
When they come up with a mechanical way to change gears rather than relying on batteries and wireless I'll be accepting of it.