Special purpose bearing 1) ID:200-4000mm 2) High precision,long life ... the bearings,please freely contact us by email or telephone.Special purpose bearing:1) Good quality, reasonable prices 2) high radial load ... of inner diameter size is below 4000 mm.Products NameSpecial purpose bearingBrandHQBStructionFC,FCD,FCDP,SFCID Size200mm-4000mmMaterial50Mn ,42CrMoCageSteel stamping cage, machine ...