Potentiometer knob is derived from acrylic material, and not easy to fade, serving for a long time. The guitar volume cap is an essential component for controlling the volume of an electric guitar. Potentiometer knob have sufficient quantity to meet installation needs. Features - Color: Red -Material:Acrylic - Size: 2.50X2.50X1.20cm/0.98X0.98X0.47in - Potentiometer knob is made of reliable acrylic, high hardness, strong and wear-resistant, durable in use. - The knobs are suitable for replacement of guitar bass and amplifier. Easy to install for a tight fit and secure fit. - Potentiometer knob is especially useful in the live performances, allowing the guitarist to control their sound in different environments. - The volume cap is not only used for controlling the guitar's volume but also for positioning of timbre/tone, etc. - Guitar volume caps can be used in combination with different types of tone controls, an essential part of electric guitar. Package list: 6 x Potentiometer Control Knobs