ITEM NAME:Black Resistance 10K LA42DWQ-22 Rotary Potentiometer 22mm Inverter Converter Z a.imagelink a:hover.imagelink {color:#db3606;.When moving the brush along the resistor at. It is composed of a resistor and a system of rotation or slip. Mounting hole: 22mm. The latter can be considered as a variable resistor. Resistance: 10 K.