... 30 t Characteristics of Product 1.European-style,luxury and generous,double-backplate,gib arm style bearing. 2 ... ,the display effect is more prominent. 6.Excurvation and incurvation shelf are obtained,can combine shelf easily. ... roller steel sheet is used,its qulity and strength is high,and can resist corrosion,the strength is higher ... W400color:white,ivory white,little gray,green and so onMaterial:metal