SG301 series 3 Aside Tuning Machines with 04 Tulip Buttons 18:1 Gear Ratio Precision Bass American Professional 4 String Also available as a 5

Also available as a 5 string model

no modification required design is an upgrade to your factory tuning machines in appearance

In addition

String Post Overall length= 1 1/16 in

99mm thick with a 45 degree bevelled edge

SG301 series 3 Aside Tuning Machines with 04 Tulip Buttons 18:1 Gear Ratio Precision Bass American Professional 4 String Also available as a 5Gotoh 301 Series Tuners. 3 Aside. Set of six. 18: 1 ratio. Will fit headstock holes that are drilled out to 10mm diameter. Featuring Gotoh's revolutionary Rock Solid posts for unrivalled tuning stability and "Lubri Coat" technology that reduces friction between the gears resulting in an ultra smooth feel and minimal back lash. Screws, washers and bushes included.