Printer-friendly versionPrinter-friendly version
Cycle wheel hub
Components 101: Learn the basics about hubs before we go all technical

Components 101: Hub

The hub is the center part of a bike wheel. The outside casing, called the hub shell, consists of two machined flanges to which the spokes are attached. The inside of the hub contains the axle and bearings which allow the wheel to rotate smoothly. The rear hub includes splines onto which the cassette (block) is fitted.

Share this article


Audio files of cycle magazine are available, please log in to access the audio files.

  • Patron: Her Majesty The Queen
  • President: Jon Snow
  • Chief Executive: Paul Tuohy
  • Cyclists' Touring Club (CTC): A company limited by guarantee, registered in England no.25185. Registered as a charity in England and Wales No 1147607 and in Scotland No SC042541

Copyright © CTC 2015

Terms and Conditions