... Origin: Shandong China (Mainland)Brand Name: ZTBModel Number:16000 SeriesMaterial: Bearing SteelBore:105 ... request SpecificationsChina steel ball leading manufacturer for 16 years High hardness ... bearing,Spherical roller bearing,Deep groove ball bearing,.Angular contact ball bearing, Thrust ball bearing,Cylindrical roller bearing, Clutch bearing, Needle bearing,Non-standard bearing.Location Our factory ...