Martin SP Flexible Core 13-56 Med Phosphor Bronze Acoustic Guitar Strings 550FX Capo Referred to by many as

Referred to by many as "Phosphor Bronze on Steroids

Code: DAB1356

ERNIE BALL Paradigm Phosphor bronze Extra Light Acoustic Guitar Strings

a more focused low end and thicker tone

Ernie Ball RPS (Reinforced Plain Strings) Extra Slinky Electric Guitar Strings

Martin SP Flexible Core 13-56 Med Phosphor Bronze Acoustic Guitar Strings 550FX Capo Referred to by many asMartin 6 String SP Flexible Core Acoustic Guitar Strings Gauge: 13 56 (medium) Finish: Phosphor Bronze Guitar: Acoustic 6 String Gauges: . 013 . 017 . 026 . 035 . 045 . 056 Code: MA550FX It isn't just about flexibility; it's about bending the note till it rings true. Martin SP Flexible Core strings marry our thinnest core wire to our standard tensions. Our SP Flexible Core strings feel soft to the touch, making them ideal for beginners. But don't be