Description Warwick Potentiometer Knob Stacked Metal 2 Black Tandem Potentiometer Knob Made of Metal Structure: Staggered With dot markings Screw-on Rounded head Colour: Black Lower knob: Outer diameter: 20.1 mm Inner shaft attachment: 6.05 mm Upper knob: Outer diameter: 18.16 mm Inner shaft attachment: 4.12 mm
