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Graph Tech

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The Graph Tech Tune-a-Lele Ukulele tuners are super light machine heads with a uke-friendly 6:1 gear ratio. This super light, yet strong machine head makes ukuleles balanced, not Headstock heavy, and makes tuning so much easier. The Graph Tech PRU-5004 is a set of RATIO Machine Heads for ukuleles that use 4 tuners. This set has larger buttons than other versions. These Graph Tech ukulele machine heads are a perfect fit for all types of ukuleles, except Sopranos.
Graph Tech Ratio Tune-a-Lele Ukulele Tuners 6:1 With Large Buttons Black 4 String

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Includes 4 machine heads, mounting screws and bushings

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  • Gear ratio: 6:1
  • Peg holes diameter required: 0.236" (6mm)
  • String post diameter: 0.232" (5.9mm)
  • Bushings diameter: 0.344" (8.75mm)
  • String post length to string hole: 0.732” (18.6mm)
  • Weight per single machine head: 0.015 lbs (7g)
  • Weight per set of six: 0.066 lbs (30g)
  • String diameter: Up to 50 gauge (up to 1.3mm diameter)

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