Item Type: Guitar Tuners_x000D_ Material: Metal_x000D_ Location: 3L3R, heavy internal gear_x000D_ Style: Sealed gear adjustment pin_x000D_ Application: Suitable for acoustic guitar, electric guitar 1Locking tuning key can prevent the gears from being exposed to the air and reduces rust. 2With these tuning pegs, you can tune guitar strings quickly and accurately. 3The handle is frosted and feels more comfortable when tuning, suitable for acoustic guitar, electric guitar. 4Comes with screws, bushings and gaskets for easy installation, make the tuned guitar strings not easy to loosen. 5High?quality internal gear can effectively prevent the screw from slipping, practical and durable.6 xGuitar Tuner 6 x Screw 6 x Bushing