Miniature Deep Groove Ball Bearing Mf634-2z/2RS/Open 4X16X5mm / China Manufacturer / China Factory NINGBO JINGWEI IMP.&EXP. CO., LTD. Base Info Description Pre：Miniature Deep Groove Ball Bearing Mf633-2z/2RS/Open 3X13X5mm / China Manufacturer / China Factory Next：Miniature Deep Groove Ball Bearing Mf635-2z/2RS/Open 5X19X6mm / China Manufacturer / China Factory
