taper roller bearing size:30000,31000,32000,33000series material:bearing steel GCR15 hardness:59-63HRC precision:ABEC-1 32008 metric roller bearing detail descriptionTapered roller bearing QUALITY: ISO9000 Ready goods in stock High precision long life Competitive p Tapered roller bearing specification:1.Product name: tapered roller bearing2.Precision lever: P0 P5 P63.Seal form: Open, z, zz, rs, ...