Features: Electric guitar Locking tuners can helps you to fast, smooth tunings and keep your guitar keep in tunes. Suitable for most Acoustics guitar and electric guitar. (Left hand) Locked design to prevent accidental loosening of the strings. Ensure playing stability and performances comfort. Accurate tunings and pure sound quality. Silvery appearance, fashionable and unique. Suitable for various occasions, such as performances, exercises, recordings, etc., providing stable pitch and comfortable feel for guitar performances. Specifications: Material: Metal Size: As Shown In The Picture Package Includes: 6pcs/set Guitar Locking Tuners note: Please allow 1-2cm errors due to manual measurement, make sure that you not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.