Description 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 reliable and safe. Suitable and wonderful for electric guitar guitar bass speaker amplifier and other instruments. Features - Color: Black -Material:Aluminum alloy - Size: 2.50X2.50X1.50cm/0.98X0.98X0.59in - The guitar knob with excellent texture and are strikingly compatible with most electric guitars or basses and other instruments. - Made of premium material durable for long time using will not fade with the passage of time. - Simple and quick to install. The wrench is matched with your knob. You can use it to adjust your knob. - Great guitar part replacement for your broken dirty or old volume tone control knob. - It can be a perfect gift for your friends who are guitarists or love to play guitar and bass.