Feature: 1. ZINC ALLOY MATERIAL: This fully enclosed electric guitar tuning peg is made of premium zinc alloy material, which has good durability and stability. 2. ACCURATE TUNING: Using an accurate internal gear system, this guitar string knob can provide accurate tuning function, ensuring the accuracy of music performance. 3. FAST TUNING: The fan shaped knob enables you to quickly adjust the pitch of string instrument and improve the efficiency and convenience of performance. 4. SMOOTHLY FUNCTION: The internal gear mechanism design ensures the smoothly rotation and stable operation of the guitar strings, making the tuning process easier and more comfortable. 5. WIDE APPLICABILITY: This guitar tuning pegs are applicable to all kinds of acoustic guitar, electric guitar and other string instrument, with versatility and adaptability. Specification: Item Type: Full Closed Guitar Tuning Key Material: Zinc Alloy Color: Gold. Package List: 6 x Full Closed Guitar Tuning Key 6 x Washer6 x Screw 6 x Ferrule