D'Addario Phosphor Bronze (13)

D'Addario Phosphor Bronze 

Medium (13)

D'Addario Phosphor Bronze Acoustic Guitar strings are acclaimed worldwide for their great, long-lasting tone. Phosphor Bronze was introduced to string making by D'Addario in 1974 and has become synonymous with warm acoustic tone.

String gauges: 

E .013

B .017

G .026

D .035

A .045

E .056