Pickup Set for 5-string electric bass, Area J 5, for bridge and neck, wiring: 2 conductors, magnet: alnico 2, standard spacing, resistance: 9.32 and 9.56 kilo-ohms, warmth, sustain and a singing tone Clean, Low Pull Magnetic Field Allows Strings To Ring Clearly, Enhances Low “B” String Sound, Hum Canceling, Mid Output And Balanced Tone, Works Equally Well With Passive And Active Electronics, Cover Dimensions Area J 5 are not the same as the Fender 5-string Jazz Bass, therefore Area J 5 cannot be installed as drop-in replacements on these basses without modification.