New! Made in Japan, High Quality, Genuine Gotoh Tuners / Magnum Lock Equipped! Specifications ◆ Model Name: SD90 ◆ Magnum Lock Function Equipped Model ◆ Color: N / Nickel ◆ Button Type: 05M ◆ Peg Arrangement: L3+R3 (3 per side) ◆ Accessories: Screws and bushings required for installation ★ Magnum Lock Instruction Manual The most popular Kluson-type tuners, standard on various guitars "SD90" As expected from GOTOH! Even among Kluson-type tuners, its tuning stability is unmatched by other companies. Regardless of the presence of the Magnum Lock function, you can't go wrong with this model, it has the performance you need. As long as you pay attention to the screw hole positions, replacement is easy! Recommended for guitar modification beginners! (※ Please note that the mounting arrangement differs from the similar model SD91.) Accurate tuning is necessary to cultivate a precise sense of pitch and to perform a good live performance. ★ Furthermore, these tuners are equipped with the GOTOH Magnum Lock function. The Magnum Lock function allows you to set the strings without wrapping them around the post, making it less likely to go out of tune and making string changes very easy. Furthermore, GOTOH products utilize the tension of the strings themselves to lock the strings, boasting a tuning accuracy that is on another level compared to other companies' products. Also, the instructions included explain how to install the tuners and how to change strings, so even those using locking tuners for the first time can rest assured! The first points of contact for the vibration of the plucked string are the tuners, nut, and bridge. If you cut corners here, even a good wood body and neck won't matter. Please refer to the GOTOH official website for the screw hole spacing, etc.