Home › Forums › Products › Rackmount › Wonky Big Knob – how to fix › Reply To: Wonky Big Knob – how to fix November 13, 2015 at 9:08 pm #141538 nickroseModeratorEventide Staff The two small holes on the knob are for the hex socket screws that both clamp the knob to the shaft and allow some adjustment for eccentricity. To get at them you will need a 1/16" hex driver. I use Xcelite LN-21.
