Martin MA170 10-47 Extra Light 80/20 Bronze Acoustic Guitar Strings

Martin Authentic Acoustic Superior Performance SP strings feature higher tensile strength and tin-plated core wire on all six strings that enable a fuller and more balanced tone, quicker response and increased tuning stability.

Gauge: Extra Light
E: .010
B: .014
G: .023
D: .030
A: .039
E: .047
Tension: 135.8