Originally Posted by
gthomson
Ok, does RJ cover what you're referring to in this video?
Sorry, didn't watch. RJ is a hack. Read Sheldon Brown.
That's the way every "moving" component on a bicycle works. It is basic mechanics, locking two nuts together on a bolt. If we couldn't lock two nuts together on a bolt, a bicycle would not work. We would have to rivet everything in place or use locking compound.