uxcell a14071400ux0720 4 Piece 10K Ohm 20 mm Shaft B Type Linear Dual Rotary Rotatable Taper Potentiometer: Amazon.com: Industrial & Scientific
Fielect 10Pcs 100K Ohm 6 Pins Shaft Rotary Linear Seal Dual Taper Audio B Type Potentiometer, Volume Control Potentiometer B100K RK097G: Amazon.com: Industrial & Scientific