Features: High accuracy adjustsinging: Classical guitar adjusting machines feature precise string dowels, ensuring accurate adjusting for optimal execution during play. Permanent materialsecond: Produced from excellent metal and polystyrene, these guitar tuners offer excellent wear and oxidation resistance for permanent use. Easy installation planumberebog: Bolted connection allows quick and bother complimentary installation, consistent most classical guitars lacking requiring professional abilities. Smooth actparticlemail: The adjusters provide a seamless and flexible whirling knowledge, allowing quick adjustments to string tension and height for strengthened usability. Traditional aestheticreatemail: The elegant plan complements the attractiveness classical guitars, adding both functionality and artistic appeal to your instrument. Specifications: Classical guitar top roll agreement handle regulator, accuracy agreement handle ensures accurate every adjusting, maintaining you at your best when playing. Substancemail: Polystyrene + Metal Package Includes: Knob tunerx1 set note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!