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Fret position calculator

Number of frets
Scale length
(No fractions)

Typically 19, 21, 22, or 24

What is scale length?

Select based on if you entered a scale length of inches or millimeters. Please note, the fret calculator will not convert scale lengths, you can use our measurement converter to convert your scale length.

Selecting your instrument also calculates the bridge position for proper intonation.