DescriptionThis is a control knob. Adjustable rotate potentiometer is a manual with manual control. It can control the effect of a variety of functions. Can be used for synthesizers, electric guitar, etc. The Guitar Knob is suitable for people to use.Features- Color: Black- Material: Metal- Size: About 1.90X1.90X1.82cm/0.75X0.75X0.72in - Great guitar part replacement for your broken, dirty or old volume tone control knob.- The potentiometer knob is used to connect a rotary potentiometer and is usually used as a volume control switch.- The guitar volume knob comes with scale, which allows you to adjust it easily and quickly.- This knob can be given as a gift to friends who own a guitar, they will need it.- With simple structure, these guitar volume knobs are very easy and convenient for you to install and remove.