Gotoh SGL510Z-L5 3L+3R G Tuners, Machine Head Set for Electric Guitar, Configuration: 3 Left / 3 right, Enclosed construction, Buttons: L5 zinc, Gear ratio: 21:1, Shaft length (to string hole): 22.2 mm, Bore: 10 mm, Attachment: Screws and hex-head banjo bolt, Screw tab angle: 45°, Surface finish: Gold, Includes attachment screws, washers and hex-head banjo bolts, Made in Japan