Fender American Standard 5-String Jazz Bass Guitar V, Maple Fingerboard - Black An added 5th, low-B string further extends the sonic range of the legendary J Bass platform. American Standard Jazz Bass neck and bridge pickups offer a great range of classic and contemporary Jazz Bass tones. A thinner finish undercoat and a new HMV (high-mass) bridge help make this an exceptionally lively and resonant instrument. Posiflex graphite neck support rods make this an exceptionally stable instrument worthy of world tours.