Bearing, Ball Bearing, Roller Bearing manufacturer / supplier in China, offering SKF 61840/16040/6040 M/6240 M/W64 61940mA Heavy Duty Stable Deep Groove Ball Bearing, Waterproof Zirconia Ceramic Ball Bearing 6311CE-2RS 55*120*29mm., Waterproof Zirconia Ceramic Ball Bearing 6211CE-2RS 55*100*21mm. and so on.