Brand Adafruit
MPN 4219

Check the listing for details. [3DMakerWorld] Adafruit Slide Potentiometer with Knob - 75mm Long - 10K Ohm. Condition: New. Listed at 8.11 USD. You can solder to the 3 legs or sorta push it into a solderless breadboard (or a perfboard with large holes). slide over and try this slide pot?. These have a grippy plastic knob with a white stripe marking.

$6.49
$8.11