Miniature Ball Bearing Bearing Industry Number MR126 Bore Diameter 6 mm Closure Double Shielded Outer Ring Width 4 mm Outside Diameter 12 mm Ring Material Alloy Steel System of Measurement Metric ABEC Rating 1 Cage Type Shielded Dynamic Radial Load Capacity 161 lbf Flange Diameter Not Applicable Flange Thickness Not Applicable Flange Type Non-Flanged Includes Retaining Ring No Lubricant Material Multitemp Grease