I just find those on internet - intresting "pawl" system
similar to Onyx clutch
https://cycletechreview.com/2015/news/e ... helon-hub/
Efneo hubs
Moderator: robbosmans
I'm quoting myself from the Rotor hub thread
ergott wrote:I love when "hub" companies go through all the effort to make something new and totally forget to think about things like bearing placement (why is NDS bearing so far from the dropout?) and flange spacing (huge gap between right flange and freehub). I'd wager that hub is center to right of about 16.5 to 17mm.
I wish I was wrong.
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geometry on picture sucks yes
but point here is ratchet - no friction rollers
but point here is ratchet - no friction rollers