30303 Miniature taper roller bearings 1.Meterial:chrome steel 2.Certificate:iso 3.Sample: Available 4.Size:17*47*14mm BrandNTL or OEMNameTaper Roller BearingModelMetric:30200,30300,31300,31000,32200,32300,33000,33200 seriesInch:JL,JLMS,LS,LM,LMS,MS,HMS seriesMaterialGCr15CertificateISO9001:2001PrecisionP0, P5, P6Bore Size:20mm-190mmOutside diameter40mm-320mmClearanceC0,C1,C2,C3,C4,C5 etc.Cage ...