This is a super tuner recognized as such around the world. They use a 1:21 gear ratio: a world first. The SG510 series has evolved through improvement without compromise at any stage and come equipped with a considerable application of high-technology as standard. With the improvement of precision fitting gears, marvelous touch on playing-they have gained a considerable reputation and are trusted as the No.
1 machine head by many musicians all over the world. 21:1 Gear Ratio for super fine tuning accuracy.
L3+R3 Set (3 bass side, 3 treble side tuners). MG-T (Traditional Style) Thumbscrew-style locking tuner. It is simple and easy. ROCK-SOLID posts prevent the rocking of string post.
LUBRI-PLATE With a "Solid Lubrication Coat", oil has been eliminated keeping the lubrication where it is needed for the life of the tuning machine heads. 0 degree offset mounting hole (6 o'clock).
13/32 [10mm] headstock holes required for installation. Includes threaded bushings, washers and screws.