Originally Posted by Gregarious
My adjustment screws loosened a few times, but I always noticed it before loosing one. Last weekend proved otherwise. So I got a replacement set from Touratech and made 2 simple rubber bands from an old bicycle tube and wrapped them around the plastic knurled knobs to add some tension. Still easy to adjust, but hopefully just enough tension to keep them from wandering loose.
I was warned about losing the knobs. I use rubber washers behind each knob and never had an issue. In fact, they are bitch to move sometimes.