Martin FX645 80/20 Acoustic Guitar Strings

Flexible core wire for better tone and sustain.

Item: MATMFX645

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    • List: $13.29
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Martin FX645 80/20 Acoustic Guitar Strings reviews

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iconCertain items must be exchanged directly through the manufacturer if they are found to be defective. This includes tubes, strings, pickups, raw frame speakers, drum heads, drumsticks, cymbals, cowbells, and harmonicas. These items can only be returned to us if they are unopened. details

About This Product!
Description
Martin FX guitar strings utilize an advanced thin wire core wire to increase flexibility and improve sustain without sacrificing tone, durability or playability.

Technical Info

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
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