Martin MA190 Authentic Acoustic SP Guitar Strings 12-String 80/20 Bronze Light 12-54 BCT-TUNER The American Pro II Jazz

The American Pro II Jazz Bass delivers instant familiarity and sonic versatility you’ll feel and hear right away

The Arrow-1000NT stands for “non-tremolo”

This guitar has been the choice of pro musicians of all genres

Over-ear design provides high wearing comfort for long working sessions

highly responsive

Martin MA190 Authentic Acoustic SP Guitar Strings 12-String 80/20 Bronze Light 12-54 BCT-TUNER The American Pro II JazzProduct Information 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. Our impeccable standards for acoustic guitar tone are embedded in our string design and precision manufacturing process. That's why we make our own. Specifications Gauge E B G D A E Tension Model Light . 012