SpecificationsNeedle Roller guide bearings 1.Tolerance level:ABEC-1,ABEC-3,ABEC-5 2.Vibration noisy lever:Z1,Z2 Structure: SphericalType: RollerBrand Name: FAG, HRB, IKO, INA, KOYO, LYC, NSK,...Bore Size: 5 - 220 mmOutside Diameter: 12 - 350 mmModel Number: 21304CPrecision Rating: P0,P3.P4,P5,P6Seals Type: no sealsNumber of Row: OtherPlace of Origin: Fujian China (Mainland)surface: ...