Description
The PRN-2411 tuning keys are the right-handed sets of RATIO® Calibrated Machine Heads for acoustic guitars that use 3-per-side tuners.
It has a two-pin casing that can be used as is, or with Graph Tech's Patented InvisoMatch Mounting Plates.
4 different sets of InvisoMatch mounting plates in brushed aluminum are included to make installation on most guitars fast and accurate by using your existing screw mounting holes.
Specifications:
- Gear ratio: unique for each string position - one turn-one tone
- Peg holes diameter required: 13/32" (10mm)
- String post diameter: 0.236" (6mm)
- String post length to string hole: 0.910” (23mm)
- Weight per single machine head: 0.066lbs (30g)
- Weight per set of six: 0.393lbs (179g)
- String diameter up to 72 gauge
- Includes 6 machine heads, mounting screws and bushings
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Includes complimentary 4 sets of aluminum mounting plates
RATIO® patented 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.
Graph Tech has 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.
