Miniature Deep Groove Ball Bearing Mf689-2z/2RS/Open 9X17X5mm / China Manufacturer / China Factory NINGBO JINGWEI IMP.&EXP. CO., LTD. Base Info Description Pre：Miniature Deep Groove Ball Bearing Mf688-2z/2RS/Open 8X16X5mm / China Manufacturer / China Factory Next：Miniature Deep Groove Ball Bearing Mf6800-2z/2RS/Open 10X19X5mm / China Manufacturer / China Factory
