Category Archives: gearing

Some observations about bike-share bikes

I recently spent several hours riding in Montreal with a companion who was using the Bixi bike-share bicycles. These are similar if not identical to others being deployed in North American cities. I have some experience riding a Hubway bicycle … Continue reading

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Audible warnings

Some jurisdictions require a bicyclist to have an audible warning device, commonly a bell or horn. My bicycle has an audible warning device. Well, actually, I have only one warning device which I move to whatever bicycle I happen to … Continue reading

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Drive ratios of bicycle hub gears

My examination of drive ratios of the SRAM S7 hub has led to examination of other hub gears. I now have information on a very large number of hubs posted online in a Web version of a Microsoft Excel workbook … Continue reading

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Very old Sturmey-Archer hub – made in USA?

I hold in my hand a piece of history. Some fortunate cyclist rode the hub shown below nearly a century ago. It turned up in the basement bike parts stash of my good friend, the late Sheldon Brown. These hubs … Continue reading

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