Thread: double chain drive
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Old 09-17-08, 06:00 PM
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bakaster
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Bikes: 1979 Motobecane Nomade Sprint, homegrown fixie

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http://fixedgeargallery.com/2007/sept/2/SH.htm#image_3

if they are both fixed cogs, it eliminates tortional BB flex

if they are both ss, it turns the bike into a fixed gear.

(forward on one side, backwards on the other)
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