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CED Graphtech P GRT 8731 C Tuners Ratio by Graphtech Locking Oval 6 in line Chrome P15859672CED-P-GRT-8731-C https://cdnimages.opentip.com/full/CED/CED-P-GRT-8731-C.jpg Graphtech P GRT 8731 C Tuners Ratio by Graphtech Locking Oval 6 in line Chrome Manufacturer Part Number: P-GRT-8731-CThe PRL-8731 are a right-handed set of Locking RATIO® Calibrated Machine Heads for electric guitars that use 6-in-line tuners. This set has oval style knobs.The tuners have a two pin casing that can be used as is, or with our 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.RATIO® is Graphtech\'s 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, 35:1, 20:1, 12:1.Graphtech balanced the gear ratios to each string simplifying the tuning process. With RATIO®, a half turn is a semitone. Every string reacts the same to any tuning adjustment. Predictable, precise tuning, on every string.Specifications:Gear ratio: unique for each string position - one turn-one tonePeg holes diameter required: ~\\frac{13}{32}~\" (10mm)String post diameter: 0.236\" (6mm)String post length to string hole: 0.910\" (23mm)Weight per single machine head: 0.083lbs (38g)Weight per set of six: 0.496lbs (225g)String diameter up to 72 gaugeIncludes 6 machine heads, mounting screws and bushingsIncludes complimentary 4 sets of aluminum mounting platesSKU:P-GRT-8731-CItem ID:047030Brand:GraphtechButton Finish:MetalButton Shape:OvalFinish:ChromeGear Ratio:VariableLocking:YesMounting Type:In-LineSold By:6 String Guitar SetTuning Machines:Guitar TunersIn LineSetType:Tuning Machines RoHS CompliantAccessory Items:Installation Plates - InvisoMatch for Ratio Tuners, Fender Style 2 Pin HoleMeasurements and Specs: Arm Length0.122 in. Body Height0.425 in. Body Length0.777 in. Body Width0.625 in. Bushing Diameter0.385 in. Knob Length0.533 in. Locking Mechanism Height0.204 in. Nut Length0.504 in. Nut Thread Diameter0.309 in. Nut Width0.394 in. Post Diameter0.234 in. Post Height0.910 in. Washer Diameter0.592 in. Packaging InformationPackaging Dimensions5.3 in. × 3.24 in. × 2 in. Weight (Packaging)0.6967 lbs. DimensionsAll Models InstallationAll Models 15859672 0.8400lbs 0.00 0.00 0.00
Graphtech
148.6300 2025-07-11 In Stock

Graphtech P-GRT-8731-C Tuners - Ratio by Graphtech, Locking, Oval, 6-in-line, Chrome

Brand Graphtech
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SKU: CED-P-GRT-8731-C
Price: $148.63
Quantity:
In Stock
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Product Description

Manufacturer Part Number: P-GRT-8731-C

The PRL-8731 are a right-handed set of Locking RATIO® Calibrated Machine Heads for electric guitars that use 6-in-line tuners. This set has oval style knobs.

The tuners have a two pin casing that can be used as is, or with our 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.

RATIO® is Graphtech's 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, 35:1, 20:1, 12:1.

Graphtech balanced the gear ratios to each string simplifying the tuning process. With RATIO®, a half turn is a semitone. Every string reacts the same to any tuning adjustment. Predictable, precise tuning, on every string.

Specifications:
  • Gear ratio: unique for each string position - one turn-one tone
  • Peg holes diameter required: ~frac{13}{32}~" (10mm)
  • String post diameter: 0.236" (6mm)
  • String post length to string hole: 0.910" (23mm)
  • Weight per single machine head: 0.083lbs (38g)
  • Weight per set of six: 0.496lbs (225g)
  • String diameter up to 72 gauge
  • Includes 6 machine heads, mounting screws and bushings
  • Includes complimentary 4 sets of aluminum mounting plates


SKU:

P-GRT-8731-C

Item ID:

047030

Brand:

Graphtech

Button Finish:

Metal

Button Shape:

Oval

Finish:

Chrome

Gear Ratio:

Variable

Locking:

Yes

Mounting Type:

In-Line

Sold By:

6 String Guitar Set

Tuning Machines:

Guitar TunersIn LineSet

Type:

Tuning Machines

RoHS Compliant

Accessory Items:



  • Graphtech P-GRT-8731-C Tuners - Ratio by Graphtech, Locking, Oval, 6-in-line, Chrome
    Installation Plates - InvisoMatch for Ratio Tuners, Fender Style 2 Pin Hole


Measurements and Specs:



warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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