Description Replace old or broken guitar knob with new knob switch, useful and practical for you, easy to operate. Simple in structure, easy to use, comfortable hand feel, you can use it with confidence. Unique and special design, allows you to control volume precisely and conveniently, and safe. Suitable and wonderful for electric guitar, guitar bass, speaker, amplifier, and other instruments. Features - Color: Silver. - Material: Aluminum alloy. - Size: 2.50X2.50X1.50cm/ 0.98X0.98X0.59inch. - Can be used to replace dirty or dingy guitar knob or decorate your guitar, unique and . - Easy and quick to install and smooth to operate, bring huge convenience to daily life. - The volume control knob can be used for bass and electric guitar, amplifier, speaker, audio. - It is made of good quality material, durable and safe, excellent and great, serving for long time. - Exquisite appearance with unique texture, easy and to use, elegant and special for you to use. 2 x knob switches