Ratio Tuned Machine Heads

Ratio Tuned Machine Heads are the first and only machine head to incorporate the different string gauges into the tuning equation.

The PRN-3411-N0 is a set of Ratio Open Back Tuned Machine Heads for an acoustic guitar that uses 3+3 tuners. It has a skeleton button and is finished in Nickel. InvisoMatch Mounting Plates (sold separately) make for easy installation on most headstocks.

Features
3 x 3 Skeleton Ratio Tuners
Color: Nickel
Material: Steel
Post Dimensions: 6 x 27.7mm
Mounting Spacing: 25mm
Bushing Dimensions: 9.23 x 8.58mm
Open plate dimensions: 34.75 x 17.41mm
Part Number: PRN-3411-N0