For 30 years the SR has given bass players a modern alternative. With its continued popularity, Ibanez is constantly endeavoring to answer the wider needs of a variety of players, at a variety of budgets. But no matter what the specs, the heart is the same-SR continues to excite with its smooth, fast neck, lightweight body, and perfectly matched electronics. Specifications SeriesSR Number of strings4 ColorMars Gold Metallic Burst BodyNyatoh Body topPoplar Burl Body finishGloss Polyurethane Neck5pc Maple/Walnut Scale (inch)34 Scale (mm)864 Neck typeSR4 Neck thickness (1st fret, mm)19,5 Neck thickness (12th fret, mm)21,5 Neck finishSatin Polyurethane Neck jointBolt-on NutPlastic Nut width (mm)38 End width (mm)62 FretboardJatoba Fretboard radius (mm)305 InlayWhite dot Number of frets24 Fret TypeMedium Neck pickupPowerSpan Dual Coil Bridge pickupPowerSpan Dual Coil EQIbanez Custom Electronics 3-band EQ Controls, pickup selector1 Volume, 1 Balancer, Bass, Middle, Treble Other switches3-way Power Tap switch BridgeAccu-cast B500 String spacing (mm)19 Machine headsIbanez machine heads Hardware colorGold String gauges (from top to bottom).045/.065/.085/.105 Tuning (from top to bottom)1G,2D,3A,4E Made inIndonesia Recommended caseMB300C Recommended bagIBB540-BK Other item(s) includedHex wrench Active or PassiveActive Solid HollowSolid Total length (mm)1121 Body length (mm)512 Body Width (mm)323 Body thickness (mm)41