Grover 502C ROTO-GRIP Locking Tuning Machines (3+3), 18:1 Chrome Tonebird
Locking guitar tuners for 3-left/3-right pegheads with sealed lubricated gears and 18:1 ratio. Post hole 25/64 and post length 23mm; includes Dunlop polish cloth bundle. Customer insight notes mixed signals
Highlights
- locking tuning stability
- high gear ratio
- chrome tuning keys
Pros
- locking tuners for stable tuning
- sealed lubricated gears
- 18:1 gear ratio
- 3+3 peghead compatibility
- chrome finish
Cons
- only for 3-left/3-right pegheads
- scarce customer insight data
- includes polish cloth bundle optional accessory
Best For
Features
- Locking tuners designed for 3-left/3-right headstocks with 18:1 gear ratio
- Sealed-in lubricated gears for sustained performance
- Post hole size 25/64 inches and post length 23mm to hole
- Overall post length 28.2mm with hardware included (bushings, washers, screws)