IMPORTANT: This model uses vintage-style press-fit bushings (NON-threaded). It does NOT use or include a front hex nut and is NOT compatible with guitars requiring threaded tuners.
The SD series combines "Rock-solid" technology and the post collar or "Self-Center Guide" found on enclosed gears in the gear's base plate, allowing the post to align perfectly with the bushing that attaches the gear to the headstock.
The SD series uses a torque balancer to ensure steady rotation of the tuner button, giving a high-quality sound performance and great functionality, Hardware included: bushings, washers, and screws.
Made in Japan. Gotoh Packaged, Model: SD90-MG-T-SL Tuner Configuration: 3 per side, Gear ratio: 15:1.
Post Length: 21.5mm. Not Staggered. They are suitable for Gibson Guitars and similar instruments with wide head necks. Finish: Nickel.
Magnum Lock System Note: A slight initial movement in the knob or locking mechanism is normal due to the internal design of Gotoh’s MG-T system. Once the string is installed and under tension, the tuner stabilizes and performs with excellent tuning stability.