Vishay 22.2mm Silver Potentiometer Knob for 6mm Shaft Splined, 18B11B010 Vishay 22.2mm Silver Potentiometer Knob for 6mm Shaft Splined, Shaft Type: Circular, Indicator Colour: Grey, Model: Model 18, Knob Type: Dial, Material: Satin, MPN: 18B11B010 GBP 22.21 1