High Quality Craftsmanship and testing are of the highest standard. Material: durable hard acrylic, ABS, and steel. Resistant to rust and corrosion, offering outstanding stability and durability. Package Including 6 x Guitar Tuning Pegs (3R + 3L) suitable for Folk Acoustic Electric Guitars, Tuner Guitar Parts Universal Size These guitar string tuning pegs are excellent replacements for old or broken tuning pegs, compatible with nearly all acoustic and electric guitars. Instructions Simply pass the string through the hole, secure it with the Locking Thumb Wheel, and tune the string (note that the locking thumb wheel cannot be fully removed). Keep your guitar in tune and make tuning easy. These machine heads are ideal for your repair tasks. Stable Sound Installation is straightforward for newer models, and they can be tightly tuned to ensure your guitar sounds stable, perfect for your needs! Features: Universal size guitar tuning peg machine tuners, compatible with electric or acoustic guitars. Constructed from high-quality zinc alloy metal, 6 pieces (3 for left + 3 for right). 3 tuners per side. Includes mounting screws. Specification: Machine heads (3L + 3R) Quality machine heads Material: Quality machine heads, zinc alloy Color: Silver Package Includes: 6 * Tuner Machine Head (3 for Left + 3 for Right)