D'Addario Guitar Strings - NYXL Electric Guitar Strings - NYXL1164 - Unrivaled Strength
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Check out the D'Addario Guitar Strings - NYXL Electric Guitar Strings - NYXL1164 - Unrivaled Strength, Tuning Stability, Enhanced Mid-Range - For 7 String Guitars - 11-64 Medium 7-String - a great choice in Mid Range 40 to 75.