New article about drum brakes — how they work, their advantages and disadvantages, installation, maintenance, safety considerations.

What's new at sheldonbrown.com
New article about drum brakes — how they work, their advantages and disadvantages, installation, maintenance, safety considerations.
We have updated all of our pages about Sachs and SRAM internal-gear hubs, fixing broken links and, regretfully, indicating that SRAM is now no longer making internal-gear hubs. But many of you are using these hubs, and we are maintaining information on them. Main page with links to others.
All of our pages about fixed-gear and singlespeed bicycles have been updated. Information about derailerless drivetrains including workarounds for frames with vertical dropouts has been consolidated in a single article and expanded. Table of contents for these articles.