Self-Lubricating Reciprocating Motion Bearings Shenzhen Aidiya Packing Products Co., Ltd. Base Info Model NO.：SF-1POrigin：Jiashan, ChinaHS Code：8483300090 Description Pre：Carbon Steel Deep Groove Ball Bearing 620 Steel Bearings (620 2RS, 620 ZZ, 620 2RZ) Next：Sintered Bearings
