Thread: Derailleur pulleys - Does size matter?
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Old 05-23-17 | 09:12 AM
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fietsbob
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Joined: Jun 2010
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From: NW,Oregon Coast

Bikes: 8

Shimano on some of the lower range do just that, bigger pulleys, but the upper range they're 11t

My old Campag and the chain tensioners on my Brompton and Rohloff use 10t.



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