Aexit 2Pcs B5K Variable Resistors 5K Ohm Single Linear Rotary Switch Potentiometers Carbon Potentiometers: Amazon.com: Industrial & Scientific
Alpha Single-Gang 16mm Right-angle PC Mount - 5K Linear [RV16AF-41-15R1-B5K-30H4] : ID 5281 : $1.95 : Adafruit Industries, Unique & fun DIY electronics and kits