Self-Aligning Ball Bearing, Bearing Industry Number 1306, Bore Diameter 30 mm, Outside Diameter 72 mm, Outer Ring Width 19 mm, Ring Material Alloy Steel, Bore Type Cylindrical, Closure Open, Cage Material , System of Measurement Metric, ABEC Rating 1, Ball Material Alloy Steel, Ball Material Grade 100Cr6, Bore Diameter Tolerance +0/-0.010 mm, Dynamic Radial Load Capacity 22.5 kN, Fillet Radius 1 mm, Lubricant Material Alvania Grease, Maximum Axial Load 384 lbf