Thread: Brompton with 3000km - Sprocket worn?
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Old 09-28-12 | 12:49 AM
  #6  
fietsbob
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You can flip the 3 speed sprockets, but the BWR hub uses shimano's spline
the thick/thin spline combo can't be flipped..

Sachs 3 by 2 was better, both flat cogs could be flipped .. they used 3 spline fittings..
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