Author Archives: John

Outdoor Demo Day at Interbike

A report, with photos .

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Interbike bicycle trade show

I’ll be at the Interbike bicycle trade show in Las Vegas this week. I’ll be reporting on it here and on the Web page: http://sheldonbrown.com/las-vegas2014.html . — John Allen, for sheldonbrown.com.

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Spoking patterns for large hubs

New article on spoke patterns which avoid excessive spoke angles with large hubs such as electrically-assisted bike hub motors.

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Measuring hub and rim for spoke-length calculation

New page on how to measure a hub and rim to get the numbers to enter into a spoke-length calculator.

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which tire fits which rim?

Major revision of the page on rim sizing to determine what tires will fit

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SRAM G9 Hub

Our article about the SRAM G8 hub now also covers the new G9 9-speed.

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Threescore and ten…

Sheldon would have been 70 years old on July 14, 2014.

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Seatpost size database update

Additions to the seatpost size database to include all the sizes which people have reported. Feel free to report more.

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If the chain falls off or jams

New article on how to prevent chain incidents and how to recover from them. Did you know that you can re-engage a dropped chain without getting your hands dirty?

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Bottom bracket information revised

We’ve added David Richardson’s photo of damage to a Shimano Octalink V1 crank from installing it on a V2 spindle to the bottom-bracket database. Also, we’ve coordinated bottom-bracket threading standards tables in the several files where they appear.

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