Ibanez has introduced the MDB4 bass, the latest Mike D'Antonio signature model. While as far as shape is concerned this model takes a lot from the previous model (MDB3) the Killswitch Engage bass player released with Ibanez, this one features an additional bridge pickup. - Neck type: MDB 3pc Maple neck - Body: Mahogany body - Fretboard: Rosewood fretboard w/MDB special inlay - Fret: Medium frets - Number of frets: 22 - Bridge: Accu-cast B200 bridge (19mm string spacing) - Neck pickup: Seymour Duncan® SPB-1 neck pickup (Passive) - Bridge pickup: Seymour Duncan® SJB-2 bridge pickup (Passive) - Scale: 864 mm - Neck radius: 305 mm - Width at nut: 42 mm - Hardware color: Cosmo black - Finish: White.