DescriptionThese professional rotary knobs are made of high-grade materialwhich is practical and durable for long-lasting use. Corrosionresistance, fine workmanship, no burrs. Light weight, easy to carry anduse. Great for potentiometer knobs as well as volume control knobs forsound equipment.Features-Color:Light Brown -Material:Plastic -Size:2.50X2.50X1.39cm/0.98X0.98X0.55in - Easy to install, they are not easy to age, solid material, very durable and anti-corrosive.- 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 product 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.