Studio 49 KB/KBX contrabass resonator barIntroducing the Studio 49 KB KBX contrabass resonator bar The Studio 49 KB KBX resonator bar is made from sound wood with a solid pine resonance chamber. It produces an authentic pitch with a rich tone and is easily played by simply striking the bar with a mallet (not included). Available tones are: No. 1 C, No. 2 C#, No. 3 D, No. 4 D#, No. 5 E, No. 6 F, No. 7 F#, No. 8 G, No. 9 G#, No. 10 A, No. 11 Bb, No. 12 B. Studio 49 resonator bars are made in