... , provide CO. 2)High quality.. 3)Large stock. 4)L China brand high quality Cylindrical roller bearing NJ204EMGuangzhou Xinbeilin Bearing Co.,Ltd ... ,NJG,and so on.Inner diameter: 20-1300 mm*Model open:Z,ZZ.RZ,2RZ,RS.2RS*Quality accords with the ... bearing are always guided between the integral "open" flanges on one of the rings. These "open" flanges combined with the specially designed ...