The BTB850SPW is a BTB series solid body electric bass model introduced by Ibanez in 2000. It was produced in Japan by FujiGen as part of the Standard line.
The BTB850SPW features mahogany with sapele walnut top bolted to a maple and bubinga neck with a 24-fret rosewood fingerboard with pearl dot position markers and white side dots. The body has a double cutaway design with very distinctive, narrow, curving horns. Components include a pair of Ibanez DFR-(B/N)4 passive pickups with a Vari-Mid 3-band EQ Hi-Fi, a Mono-rail II bridge with 19mm string spacing, a locking Neutrik stereo output jack, a plastic nut and die-cast tuning machines.