The Treble Rail adds 12 super treble notes to the guitar by dividing 6 strings with a moveable bridge.
The Harp Rail instantly transforms your 6 string, 12 string or classical guitar into a harp guitar by adding 6 sub bass strings.
The String Jack is for the adventurous guitarist who wants to explore a different approach to string bending.
The String Rack is for the adventurous guitarist seeking a way to expand the sound of the 12 stringed guitar.
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