Yoke Roller Bore Diameter 6 mm Closure Double Sealed Duty Type Heavy Overall Length 12 mm Roller Diameter 19 mm Roller Head Type Crowned Roller Material Alloy Steel Roller Width 11 mm Rolling Element Rows 1 Seal Type Contact System of Measurement Metric Bearing Material Alloy Steel Bearing Material Grade 52100 Bearing Type Needle Roller Dynamic Radial Load Capacity 3 550 N Features Low Friction Optimum Grease Storage Space Flange Diameter Not Applicable