RATIO® patented gear technologyRATIO® - 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 balanced the gear ratios to each string simplifying the tuning process.
With RATIO®, a half turn is a semi-tone!
Every string reacts the same to any tuning adjustment. Predictable, precise tuning, on every string.
The PRN-3411 is a right-handed set of open back RATIO® Calibrated Machine Heads for acoustic guitars that use 3+3 side tuners.
It has an intricate skeletonized button and finish selection.
Gear ratio: unique for each string position - one turn-one tonePeg holes diameter required: 0.346" (8.8mm)String post diameter: 0.236" (6mm)String post length to string hole: 0.827” (21mm)Weight per single machine head: 0.056lbs (25.5g)Weight per set of six: 0.338lbs (153g)String diameter up to 72 gaugeIncludes 6 machine heads, mounting screws and bushings
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