2012 new deep groove ball bearing 1. OEM service, can post SKF, NSK etc ... delivery3. ISO900:2000 quality standardbearing range:60 series: 606, 607,608,6000,60001,6002,6003,6004,6005,6006,6007,6008 ... ,6009,6010,6012,6013,6014,6015.62 series: 626, ... 6305,6306,6307,6308,6309,6310,6311,6312.67 series: 670568 series: 686,687,688,689,6800.6801,6802,6803 ...