Grover Mini Locking RotoMatics Machine Heads Tuners 406C Chrome 3+3
Grover is known for making the world's finest machine heads. Includes all mounting hardware.
The same innovative engineering and classic design as the Original Locking Rotomatics®, but with smaller buttons for those who prefer a little more space for their fingers. Gear ratio is 18:1. Hole size .391 (25/64 Drill Bit). These are the 3+3 configuration. Includes bushings, washers, and wood screws - all the necessary mounting hardware.
Lifetime Warranty - Should they ever fail for any reason, simply return to Grover for a repair or replacement at no charge.