Musiclily Pro Inch Standard Guitar Hat Knob 2 Tone 2 Volume Sombrero Knob Black of Set, (Set 4)

Mainly used for amplifiers, effect pedals, stomp boxes, etc. The hat knob has a metal set screw. Fits common 1/4" solid shaft imperial size pots, fits most American made amp/pedal equipment, and USA CTS/Fender/Bones/DiMarzio standard pots. If your potentiometer has a split shaft, be sure to make sure you insert the set screw in the correct position. These knobs are made of Bakelite, stronger and heavier than plastic Set of 4 (2 volumes, 2 tones), numbers 1 to 10