Originally Posted by
Troul
Not concerned with hubs. Rear & front derailleurs are hard to keep clean as well as cassettes.
That’s not due to the design nor level of components. That’s user error. I haven’t cleaned a cassette or rear derailer in more than 20 years. All these are in use…i.e. not cleaned before photos. Some have been in use for thousands of miles.
Hint: quit using oil.