GP-158
Pure solid wood white keys;
![](/upload/ueditor/image/20200719/15951240884998716.jpg)
Pure solid wood white keys;
German FFW wool felt hammer, hammer moulding of Acer mono;
German ROSLAU special piano wire;
Soundboard made of Grade 3A ALALKA spruce with fine and straight texture;
Hydraulic descending device.
![](/upload/ueditor/image/20200724/15955823595663664.jpg)
![](/upload/ueditor/image/20200724/15955823714822797.jpg)
![](/upload/ueditor/image/20200724/15955823837698332.jpg)
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