1.the bench is free for the grand piano; 2.use german strings; 3.european sptuce wood keyboard,with high and good precision the informations for the grand piano(GP-148-L2)a.Imported walnut stainb.German FFW hammer,100%wool,without any chemical/agent,makes the sound betterc.German roslau strings,with the long string designment,can effectively extend string as can as possibled.European sptuce wood ...