Guitar Knob, Plastic Speed Control Knobs, for EPI Electric Guitar? Guitar Accessory Specification: Features: Made of high-grade plastic, wear-resistant and durable, for long-lasting use. Adopt fine workmanship and delicate design, smooth surface for you to use. The print is clear, durable for use, will not fade. Perfect used as guitar tone control knobs and volume control knobs. 4pcs for sale, nice replacement for your electric guitar. Specifications: Condition: 100% Material: Plastic Weight: Approx. 19g / 0.4oz Size: Approx. 2.5 x 1.2cm / 1.0 x 0.5in Optional Color: White+Black, Coffee+Gold, Red+Black Mounting Hole Inner Diameter: About 6mm Package list: 4 x Guitar Control Knob