1、Multifunctional: This guitar speed control knob is multifunctional, which is suitable for 6mm diameter shaft, and can be used as volume control knob, sound knob, guitar knob, electric guitar knob. 2、Excelllent Acrylic Material: This guitar control knob is made of excellent quality acrylic material, which is sturdy and abrasion resistant, not easy to be damaged, and has a long service life. 3、Good Compatibility: This guitar volume tone control knob has good compatibility and is suitable for Les Paul guitars and the most similar guitars, it is very widely used and very practical. 4、360 Degree Rotation: This guitar knob can be rotated 360 degrees to control the potentiometer easily, and the adjustment is very accurate, you can adjust the guitar effect very finely, very practical. 5、Wide Application: This guitar potentiometer control knob has a wide range of applications, which can be used for daily practice, stage performance, music recording, etc., and is convenient and practical. Item Type: Guitar Knob Material: Acrylic Fits Shaft Hole Diameter: Approx. 6mm / 0.24in 3 x Guitar Knobs