Tag Archives: axle

Ajuste de conos

Thanks to Pablo Zumárraga, the article on “Cone Adjustment” (http://sheldonbrown.com/cone-adjustment.html) is now available in Spanish: “Ajuste de Conos” (http://sheldonbrown.com/spanish/cone-adjustment-Spanish.html). Gracias á Pablo Zumárraga, el artí­culo “Cone Adjustment” (http://sheldonbrown.com/cone-adjustment.html) ahora está disponible en español: “Ajuste de Conos” (http://sheldonbrown.com/spanish/cone-adjustment-Spanish.html).

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Derailerless drivetrains

New article, derailerless drivetrains: How to choose frame and rear hub for a happy combination on a bicycle without derailers: a fixed gear, singlespeed, internal-gear hub, coaster brake bicycle — and how to adjust the chain tension. This article compiles … Continue reading

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A quick quick-release lesson

New article: Osman Isvan demonstrates how to remove and replace quick-release bicycle wheels, with two videos.  Here’s one of the videos:

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Quick releases

I’ve responded to a request from a reader for more information about quick-release skewer lengths by going further, with a major expansion of the article about quick releases. The article now covers wheel installation, secondary retention devices including the much-derided … Continue reading

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Unthreaded bottom bracket dimensions

New cribsheet page with dimensions of unthreaded bottom brackets, and compatibility information.

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Sturmey-Archer indicator spindles

John has compiled an article with dimensions of most kinds of Sturmey-Archer indicator spindle — the little rod and chain which the shifter cable pulls to shift the gears inside the hub. There are over a dozen different indicator spindles, … Continue reading

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Assembly of Shimano 7-speed Hub Axle Unit

Shimano’s service instructions for the Nexus 7-speed internal-gear hub assume that you will replace the entire axle unit. Taking disassembly past the point where instructions are available is all too easy. You might also want to cannibalize parts to assemble … Continue reading

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John Allen’s updates to the site 12/2010-3/2011

March 13-22-25 headsets.html – major updates including instructions on adjustment of threaded headsets; added exploded diagrams; resized photos and added a photo of a “brinelled” bearing race. More to come — photos of disassembly/reassembly. March 12 velos.html — added comments … Continue reading

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