Home-brew hybrid gearing

BWR-SRF31Additions to the article on internal-gear hubs — more about how to construct a multi-speed hybrid-gearing system using a stock 3-speed hub and two sprockets and/or two chainwheels. It indexes even without index shifters! Photo courtesy of Mark Stonich.

More about Sachs/SRAM hubs

John has prepared a new page about the Sachs Orbit hybrid-gear hub and added information about this hub to internal-gears.html and sachs-internal.html; also links to Karsten Stielow’s very interesting Web pages about Sachs and SRAM hubs.

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