d: 60mm/2.362 inch
D: 149mm/5.866 inch
B: 78.5mm/3.091 inch
Mass: 6.52kg/ 14.37lb
Certificate: ISO9001: 2015
Material: Hardned steel En 31 - SAE 52100
Lubrication: Standard chevron SRI-2 Grease
Strucuture: Combined radial-thrust bearings
Interchange Numbers: 4.063, MR.030, HD-063 and so on