Estone 3Pcs Steel Chrome Electric Guitar Bass Tone Volume Speed Control Knobs Dome Top (Red) Material: Steel and Resin These volume tone control knobs are suitable for electric guitar. They are made of durable metal material. Great replacement for your broken, dirty or old control knob. Sure to make your guitar look new again 3pcs domed volume or tone control knobs Used to replace the dirty, dingy and old knob Compatible with electric guitar