Certified High Speed Deep Groove Ball Bearings
MaterialChrome steel (mainly),carbon steel ,stainless steelMiniature model604,605,606,607,608,609,etc6000 series6000,6001,6002,6003,6004,6005,6006,6007,6008,6009,6010,etc6200 series6201,6202,6203,6204,6205,6206,6207,6208,6209,6210,etc6300 series6300,6301,6302,6303,6304,6305,6306,6307,6308,6309,6310,