... ,V2,V3,V4 3.Original products 4.usage: automobiles 5. ISO9001, 2000system About us:Jinan Boyu Bearing Co., Ltd. is engaged in ... German INA Bearings.Our main products are as below: 1.Spherical roller bearing; (21000,22000,23000,24000,29000 Series) 2. Tapered roller ... series and Inch Size.) 3. Thrust ball Bearings. (50000series) 4. Pillow Block ball bearing (UCP, UCF, UCFL) 5. low-noise deep groove ...