Earthwood medium phosphor bronze 13-56

Ernie Ball Earthwood Phosphor Bronze Acoustic Guitar Strings are made from 92% copper, 7.7% tin, 0.3% phosphorus wire wrapped around tin plated hex shaped steel core wire.

These guitar strings have a light orange, gold color and provide a mellow, ringing sound, with excellent clarity.

Gauges .013, .017, .026, .034, .046, .056

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