Originally Posted by
AndyK
Seems like a PITA to me!
No, not really like a QR lever, as the knob is adjusted independently of the lever. In QRs, you have to get feedback from the lever, while turning the knob.
(Editing):OP, this is what you are trying to do.
https://www.youtube.com/watch?v=K0jGLi3l1nQ