SG381 Series 6 In Line Tuning Machines Locking and Height Adjustable Posts 16:1 Gear Ratio PRICEBREAK This neck mount jazz humbucker

This neck mount jazz humbucker is ultra slim at just 8mm

Bridge stud diameter = 4 mm

3mm switch lever

the holes in the headstock will need to be widened to 10mm

SG381 Series 6 In Line Tuning Machines Locking and Height Adjustable Posts 16:1 Gear Ratio PRICEBREAK This neck mount jazz humbuckerGotoh SG381 Series Tuners. 6 In Line. Set of six. 16: 1 ratio. Will fit headstock holes that are drilled out to 10mm diameter. They feature Gotoh's revolutionary Rock Solid posts for unrivalled tuning stability and "Lubri Coat" technology which reduces friction between the gears resulting in an ultra smooth feel and minimal back lash. Screws, washers and bushes included. This set features height adjustable posts to select optimum height of each string