Features: 1.STRING LOCKING FUNCTION: This electric guitar tuner is equipped with a string locking function, which can ensure that the strings are firmly fixed on the tuner, prevent the strings from loosening or falling off, and make the playing process more stable. 2.ACCURACY TUNING: Locking tuner has an accurate tuning function, which allows the instrument to maintain accurate tones and provide accurate and stable musical performance for the performer. 3.METAL MATERIAL: This tuner is made of premium zinc alloy material, which has good durability and stability, ensuring long term use without losing performance. 4.SIMPLE INSTALLATION: The installation of this electric guitar tuning peg is very simple, just remove the old one and replace it with a new one, without additional tools or complicated steps. 5.APPLICABLE TO ALL KINDS OF ELECTRIC GUITAR: This set of tuners are applicable to all types of electric guitar, including different brands and styles, with a wide range of applicability and compatibility to meet the needs of different musicians.specification:Item Type: Electric Guitar Tuning Peg with Lock Material: Zinc AlloyPackageList:6 x Guitar Locking Tuner6 x Screw6 x Nut6 x Washer