Martin FX 80/20 Acoustic Guitar Strings

No longer available at zZounds
These strings feature a thin wire, flexible core, which enhances the sustain and tone. They come in custom light, medium/light, medium, and light gauges.

Martin FX guitar strings utilize an advanced thin wire core wire to increase flexibility and improve sustain without sacrificing tone, durability or playability. 80/20 bronze strings provide clear ringing trebles coupled with a less obtrusive low end.

Light gauge (MFX640): .0120 .0160 .0250 .0320 .0420 .0540
Tension: 160.5

Light/Medium gauge (MFX645): .0125 .0165 .0255 .0335 .0435 .0550
Tension: 171.9

Medium gauge (MFX650): .0130 .0170 .0260 .0350 .0450 .0560
Tension: 181.1

Custom Light gauge (MFX675): .0110 .0150 .0230 .0320 .0420 .0520
Tension: 147.6

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