Features: Premium 1:15 gear ratio classical guitar tuning pegs with internal gears ensure precise tuning stability and smooth operations for professional musicians. Crafted with metal construction, offers performances and seamless compatibilitys with standard classical guitars. Ideal for luthiers, guitar technicians, or enthusiasts seeking reliable replacements for worn out or outdated machine head. Perfect for upgrading vintage instruments, repairing damaged tuning systems, or enhancing playabilitys during studio and live performances. Three in line configuration with left/right orientation adapts effortlessly to various string winding preferences while maintaining clean aesthetic appeal. Specifications: Material: Metal Color: Golden/Silver Size: As Picture Shows Package Includes: 1 Pair Metal Tuning Pegs note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.