Style 59U keys, black keys group, for Yamaha keyboard. These keys must be installed as a group, and each octave (C through B) on the keyboard is made up of three groups mounted together: C-E-G-B group, D-F-A group, and black keys group. This piece will replace any black group (5 keys) on the keyboard. This replacement key group is Yamaha part number VH181200.
This item is NEW.
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