Potentiometer knob is mainly used for musical instrument like bass and guitar. Fine workmanship and simple style. Easy to install and durable in use. Potentiometer knob is made of acrylic material, wear-resistant and excellent durability, comfortable to touch and serve for a long time. Features -Color:Blue -Material:Acrylic -Size:2.50X2.50X1.20cm/0.98X0.98X0.47in - Potentiometer knob is practical small gadget, allowing player to control the volume of their guitar. - The volume knobs are designed with smooth surface, giving you a comfortable touch and installation experience. - The volume knob can be located on the guitar control panel and is a small knob to adjust the volume. - The volume cap is an integral part of the guitar's tone, used to add dynamic to the guitar's sound. - Wide applicability, fashionable appearance and bright color, potentiometer knob is convenient for positioning of volume. Package list: 6 x Potentiometer Control Knobs