The PRN-8411, PRN-8441 are right-handed sets of Locking RATIO calibrated machine heads for acoustic guitar that use 3 tuners on each side. It has a two-pin housing that can be used as is or with our patented InvisoMatch mounting plates. 4 different sets of brushed aluminum InvisoMatch mounting plates are included to make installation on most guitars quick and precise using your existing screw mounting holes.

Specifications

  • Patented RATIO Gear Technology: RATIO – Calibrated machine heads incorporate different string gauges into the tuning equation.
  • From low E to high E 39:1, 24:1, 20:1, 14:1, 20:1, 12:1.
  • We have balanced the gear ratios for each string simplifying the tuning process.
  • With RATIO, a half turn is a half tone!
  • Each string responds the same to any tuning setting. Predictable and precise tuning, on every string.

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