Sadowsky J/J-Style Bass Pickup Set, 4-string version, includes neck and bridge pickups (SAC PU J4 N ST (neck), SAC PU J4 B ST (bridge)), stacked coil pickups, hum-cancelling / noise-cancelling, shielded 2-conductor cable, DC resistance (neck): 17.8 kOhm, DC resistance (bridge): 18.8 kOhm, Alnico V magnets, open pole pieces, mounting dimensions neck position (L x W): 92.10 x 18.20 mm / 3,62" x 0.73", mounting dimensions bridge position (L x W): 95.20 x 18.20 mm / 3.75" x 0.73", passive, black soft touch cover