High quality 500k Ohm audio taper potentiometer with smooth taper and feel.Custom-crafted by Bourns to exact Seymour Duncan specifications, the Seymour Duncan 500k Smooth-Turning Potentiometer features high-quality construction, tapered control, and a feel that's just right all from a name you trust. Use it as a volume pot or tone control. You can feel the difference. Comes with mounting hardware.Features Smooth Turning 500k Potentiometer Custom-crafted by Bourns For Volume or Tone Control; Knob Not Included Split Shaft fits More Knobs Evenly Tapered Control