Schaller M6 135 3L/3R G, Machine Head Set for Electric Guitar & Acoustic Guitar, 18:1 Velvet-Tec and LX6-Lube for unmatched precision and outstanding tuning comfort, New M6 flanged washer for easy assembly and permanent, solid centering of the shaft, Configuration: 3 Left / 3 Right, Construction: Closed, Buttons: M6 Large Metal, Gear ratio: 18:1, Shaft length (to string hole): 21.7 mm, Attachment: Screw(s) & hexagon banjo bolt, Screw tab angle: 135°, Finish: Gold, Schaller No. 10020523.02.36, Includes fastening screws, flange washers & hexagon banjo bolts, Made in Germany