Description This guitar volume knob is made of metal. Replace the broken knob with good parts.Widely used in electric guitars, basses, power amplifiers, effectors, and replace damaged or damaged guitars to give your love guitar a new look. Features -Color:As Shown -Material:Metal -Size:1.82X1.82X1.80cm/0.72X0.72X0.71in -Installation size: the internal aperture of the potentiometer is 6MM - Guitar Knobs suitable for the tone and volume on the guitar, easy to install and disassemble. - The volume knob suitable for potentiometers, guitar effects, guitar amplifiers, speakers, etc. - The material is safe and durable, which is wear resistance and practical for the long time use. - The control knob is compatible with most of any electric guitars, a nice DIY tool for musical instrument lovers. - The design comes with simple structure, and easy to install, and will not affect the use of your instrument. Package list: 4 x Knobs