This item is a set of vintage guitar tuning pegs for classical guitar. Made of strong metal with finish, the pegs are great for fixing strings and improving the sound of strings. The set comes with 12 pcs ferrules, and 6 pcs screws, easy to install. Essential instrument parts replacement for acoustic guitars. Feature - Color: Red - Product material: Acrylic - Machine head button size: 22.5 x 7.5 x 15mm - Ferrule size: Outer diameter: 6mm, Inner diameter: 4mm - Screw size: 13.7mm - replacement for the old, worn or broken tuning peg knobs for acoustic guitars. - Set of machine heads. Great for guitar tuning. - Strong metal body combined with red acrylic button for durable use. - Fashion black and red color, looks very and can improve the appearance of your guitar. - Comes with 6 pcs white ferrules, 6 pcs black ferrules and 6 pcs screws for easy installation. Package list: 6 x Guitar machine head replacement 6 x White Ferrules 6 x Black Ferrules 6 x Screws