Martin Authentic Lifespan 2.0 Treated 80/20 Bronze Acoustic Guitar Strings

Give your guitar smoother playability and a livelier sound with these Martin Lifespan 2.0 strings, engineered to prevent corrosion without compromising tone.

Martin’s next generation Authentic Lifespan 2.0 Treated 80/20 Bronze Acoustic Guitar Strings are engineered using a patented technology only available from Martin. This technology was developed to protect the core wire and the wrap wire to prevent corrosion without compromising tone – the single most important attribute of the guitar strings. Authentic Acoustic Lifespan 2.0 strings look better, sound better, and feel better, providing a smooth playing experience that reduces finger drag.

Get an overview of Martin Authentic Acoustic strings:


Martin Authentic Acoustic Lifespan 2.0 strings offer next generation treatment for long life, great playability and feel, and superior reliability with authentic tone.

80/20 Bronze acoustic guitar strings are made with bronzed steel core wire and bronze wrap wire, then all six strings are treated for long life.
WARNING: Cancer and Reproductive Harm - www.p65Warnings.ca.gov.

Extra Light 6-String
- Gauge: 10-14-23-30-39-47

Custom Light 6-String
- Gauge: 11-15-23-32-42-52

Light 6-String
- Gauge: 12-16-25-32-42-54

Medium 6-String
- Gauge: 13-17-26-35-45-56
Dimensions and Weight in Packaging
Custom Light, MA175T
Shipping Weight: 0.09 lbs
Shipping Dimensions: 5 x 6 x 1 in
Manufacturer Part Number (MPN): 41Y18MA175T
Extra Light, MA170T
Shipping Weight: 0.08 lbs
Shipping Dimensions: 6 x 5 x 1 in
Manufacturer Part Number (MPN): 41Y18MA170T
Light, MA140T
Shipping Weight: 0.1 lbs
Shipping Dimensions: 5 x 5 x 1 in
Manufacturer Part Number (MPN): 41Y18MA140T
Medium, MA150T
Shipping Weight: 0.09 lbs
Shipping Dimensions: 5 x 5 x 1 in
Manufacturer Part Number (MPN): 41Y18MA150T

For support or warranty questions, please contact the manufacturer:
Phone: 610-759-2837

Martin Authentic Lifespan 2.0 Treated

Martin’s next generation Authentic Lifespan 2.0 Treated 80/20 Bronze Acoustic Guitar Strings are engineered using a patented technology only available from Martin. This technology was developed to protect the core wire and the wrap wire to prevent corrosion without compromising tone – the single most important attribute of the guitar strings. Authentic Acoustic Lifespan 2.0 strings look better, sound better, and feel better, providing a smooth playing experience that reduces finger drag.

Martin Authentic Acoustic Lifespan 2.0 strings offer next generation treatment for long life, great playability and feel, and superior reliability with authentic tone.

80/20 Bronze acoustic guitar strings are made with bronzed steel core wire and bronze wrap wire, then all six strings are treated for long life.

Custom Light, MA175T

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