... Bearing :1.Structure: Deep groove ball bearing2.Place of Origin: China (Mainland)3.Model Number: 60xx, 62xx, 63xx, 64xx, 16xxx, 16xx, R series ... series/China bearing,lower nosie and high quality bearing Cylindrical roller bearing N,NN,NJ.NU.NF etc series/China bearing,lower nosie and high quality bearing ...