Yamaha YM-5104A MarimbaYM 5104A incorporates all the lessons we have learned from the greatest players in perfecting our YM 6100 Concert Grand Marimba. Featuring the finest in traditional craftsmanship and the very latest in materials technology, all give you a rich, glowing tone and perfect intonation. YM 5104A Specifications Range C g4, 5 1 2 octaves Bar Material Rosewood Width 38 72mm Thickness 20 24mm Resonator Helmholz (C F), Round cornered rectangle (F# A#) Pitch