These 6 pieces of durable gilded metal knobs are must-have replacement parts for guitar lovers. Color: gold Material: gilded metal Inner hollow shaft diameter: . 6mm / 0.24in Package including:6 x Knobs Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.