Loctite Blue to the rescue!
I never had a customer loose either the plastic or metal adjuster nuts
that were helped with Loctite blue.
Cheers!
-Clyde "Loctite Lovin" Putman
Dallas, TX, USA, Earth
-----Original Message-----
The plastic one almost can never get tight enough and the metal one are
not
put on tight. I remember we were pulled from a race if you were missing
yours. I always had them tight.