80/20 Bronze is the original acoustic alloy introduced by John D'Addario Sr. and John D'Angelico in the 1930s, popular for recording due to its crisp, deep and projecting tone. 80/20 Bronze strings appeal to many traditionalists and vintage enthusiasts for their historical significance.

• Custom gauging for balance of projecting tone and lighter plain strings for comfortable bending 
• Extra-bright tone mixed with deep and projecting bottom end 
• Corrosion resistant packaging for strings that are always fresh 
• Made in the U.S.A. for the quality and performance 
• String Gauges: Plain Steel .011, .015, Bronze Wound .022, .032, .042, .052