Studio 49's 1600 Series mid-level instruments feature the same pine resonator boxes used the 2000 series instruments but have utilize a different type of bar to further enhance your budget. Bright aluminum bar simulates the look and sound but without the cost associated with Studio 49's premium 2000 Series instruments. Bass diatonic instrument includes: F#, Bb bars and 1 pair of S3 mallets. Combine with the chromatic add-on unit to make a fully chromatic bass instrument.