Description These professional rotary knobs are made of high-grade material which is practical and durable for long-lasting use. Corrosion resistance, fine workmanship, no burrs. Light weight, easy to carry and use. Great for potentiometer knobs as well as volume control knobs for sound equipment. Features -Color:Orange -Material:Plastic -Size:2.90X2.90X1.56cm/1.14X1.14X0.61in - 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. Package list: 5 x guitar knobs