Graphtech PRL 9721 C0

- Ratio locking machine heads for electric guitar
- 6-in-line configuration
- staggered Post design
- incorporate gauges of string into tuning equation
- one half key turn equals one semitone on all strings
- quicker, more accurate tuning on every string
- 2-pin casing
- contemporary buttons
- including InvisioMatch standard mounting plates
- chrome