Description:Replacement audio knobCan be used as a replacement on AmplifiersFor control the effect of a variety of functions,such as level, speed, voicePlastic control knob to be assembled to a potentiometer for easier rotation.Please be sure to verify the dimensions before you order the knobs Specification:Material: Aluminum,PlasticKnob Diameter: 19.5mm x 15.5mm / 0.77" x 0.61"Knob Height: 15.6mm / 0.61"Fits 1/4" (6.4mm) shaft pots Package Content : 4 Pcs x Rotary Knob .
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