Jazzmaster "Witch Hat" Volume or Tone Knob, Parchment Set screw mounting design fits most 1/4 in. solid shaft potentiometers as found on many vintage and modern amplifiers and guitars. Can replace Fender 099-2086-000 or similar. This knob is fitted with a slot-head grub screw on the side to attach to the pot shaft. Sold and priced individually - select between volume and tone options.