Monthly Archives: March 2016

ShelBroCo Helium!

Helium weighs only 0.13 times as much as air. Imagine what it can do for your tires! Find out about ShelBroCo Helium!

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Shimano 9-speed cassettes

Major update to our page on Shimano and Shimano-compatible 9-speed cassettes. We’ve fixed broken links from when manufacturers updated *their* Web pages, and updated information on availability.

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SRAM Automatix 2-speed hub

New article about the SRAM Automatix two-speed hub. We have information on maintenance, choice among variant models, and how to adjust the speed at which it shifts automatically.

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Morrow coaster brake page revised

Sheldonbrown.com keeps reference material available on older coaster brakes and internal-gear hubs. We’ve just revised the page on the antique Morrow coaster brake —  

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