... the benefits of this cutting edge technology. Specification1. bearing type: ball bearings2.Tolerance level: ABEC-1(P0), ABEC-3(P6),ABEC ... M...Number of Row: Single RowPlace of Origin: SWEDENStructure: General,flanged,extended inner ringApplication: Remote-controlled cars,bicycles,sk...Vibration level ... SteelLubrication: Oil,grease,dryNoise Level: Z1,Z2,Z3,Z4Type: thrust ball bearingPackage: Tube & Box