Flat wound special strings.
Special features: round steel core.
wrapped nickel alloy flatwound with silk layer .
Flatwound long scale 34".
JF324 4-string.
.043 .056 .070 .100.
String tension 63.
6 kp.
JF345 5-string.
.043 .056 .070 .100 .136.
String tension 79.4 kp.
JF346 6-string.
.033 .043 .056 .070 .100 .136.
String tension 96.7 kp.