Martin LIFESPAN SP Acoustic Guitar Strings
Long Life - Martin LIFESPAN SP strings with Cleartone proprietary treatment on all six strings gives you the longest possible string life without sacrificing tone or the natural feel of the strings. They are designed to repel dirt and finger oils that can dampen and steal your tone, while preserving the Martin sound and feel that players prefer. The Cleartone treatment is applied to all strings in the set, even the bare strings. LIFESPAN SPs are just another reason why so many guitar players are loyal to Martin guitar strings.
Martin LIFESPAN strings are availabel with either 80/20 bronze or 92/8 phosphor bronze windings, with three string gauge selections for each winding alloy. View the table below to find the set that fits your needs, then use the pull-down menu above to confirm your selection.
Winding Alloy Stock No. Tension Class String Diameter (x 0.001 in) Tension (lbs)
80/20 Bronze MSP6050 Custom Light 11 15 23 32 42 52 147.6
MSP6100 Light 12 16 25 32 42 54 160.5
MSP6200 Medium 13 17 26 35 45 56 181.1
92/8 Phosphor Bronze MSP7050 Custom Light 11 15 23 32 42 52 151.7
MSP7100 Light 12 16 25 32 42 54 164.8
MSP7200 Medium 13 17 26 35 45 56 186.2
Please notice that we have included total set string tension in our string data, to help you evaluate the loading each set will place on your guitar and the overall feel of the string set. Recently, many people have become aware contribution of string tenson to the overall performance of an acoustic guitar. We hope that this information will help you decide which string set is best for you.