Guitar Knob, Guitar Volume Knob, Durable Sturdy Acrylic Guitar for Guitars Specification: Features: This knob shell is made of quality material, sturdy and durable. ensures comfortable touch feeling of using it, slight indent design promises anti-slip operation of finger. With colored scales on it, good for you to adjust your guitar to wanted state. Standard shaft hole, suitable for guitars. 4pcs for sale, nice replacement for your guitar. Specification: Material: Acrylic Color Options: Black; White; Gold Suitable for Electric Guitars Size Upper Dia x Bottom Dia x Height: Approx. 25.2 x 26.2 x 12.2mm / 0.99 x 1.03 x 0.48in Shaft Hole Diameter: Approx. 6mm / 0.24in Weight: Approx. 20g Package List: 4 x Knobs