Thread: Chain for Brompton M6L
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Old 03-12-13 | 05:29 PM
  #5  
fietsbob
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Roughly. the cogs are 2mm thick, so 3 /32" wide is the right Idea. Chains come as 5,6,7,8, these days .
it's All good.

the 3 speed ones are 3mm thick .. 1/8"
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