Thread: Why the huge pulleys?
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Old 12-10-12 | 04:51 PM
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Bill Kapaun
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From: Mid Willamette Valley, Orygun

Bikes: 87 RockHopper,2008 Specialized Globe. Both upgraded to 9 speeds. 2019 Giant Explore E+3

Larger pulleys bend the chain links less as it passes through them. It might save a bit of wear?
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