Thomastik JF345 Flatwound 5-String Jazz Bass Strings   

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Sweet jazz tone with serious thump.

Nickel flatwound roundcore Jazz Series bass strings from Thomastik-Infeld boast extended durability and high output fundamentals with smooth, warm, balanced tone. A highly flexible steel core gives these bass strings a balanced feeling and special character. The overall sound characteristics can be described as very close to the double bass. 5-string set with gauges: .043, .056, .070, .100, and .136.


  • Nickel flatwound roundcore
  • Extended durability
  • High output fundamentals
  • Smooth and balanced
  • Highly flexible steel core

String up your bass with these world-class strings. Buy today!

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