BOJACK 10K Ohm Breadboard Trim Potentiometer with Knob for Arduino P103 3 Terminal pin Blue Variable Resistors (Pack of 10 Pcs): Amazon.com: Industrial & Scientific
WMYCONGCONG 20 PCS B10K 10K Ohm Knurled Shaft Linear Rotary Taper Potentiometer with Black Knob(WH148) Kit: Amazon.com: Industrial & Scientific