Seymour Duncan TB-4 "JB" model Trembucker pickup. White. "Trembucker" pole spacing for guitars with tremolos. The JB model is the high output humbucker that started it all and still Duncan's top seller! Singing leads and perfect mids. Alnico V magnets rated at 16.4k ohms. Spaced for lead position in tremolo guitars. Four conductor cable for split/phase options. Includes wiring diagram.
