Still looking for a practical electric guitar knob? Our products will be your . Made by aluminum materials, it has excellent durability and practicality. Reasonable design makes it easy to install and use, bringing you more convenience. With blue circle, classic and fashion, it is a great and unique potentiometer knob for bass, electric guitar, etc. Features -Color:Black -Material:Aluminum -Size:3.78X3.78X1.70cm/1.49X1.49X0.67in -Diameter: 37.8mm -Height: 17mm -Hole Size: 6.0mm -Made from aluminum materials, with detailed workmanship, this knob is both practical and decorative. -Come with a wrench, the small wrench for the knob, you may use it to adjust the shaft hole size. -This volume tone knob for guitar is designed to match the fit and function of the original control knob on guitar. -Small size, with knurled finish and blue circle, the guitar knob can adorn your guitar or show your taste. -This knob has no burrs, easy to install and use, for you to use with much more confidence. Package list: 1 x Guitar Knob 1 x Wrench