6021Z NTN Radial/Deep Groove Ball Bearings Features & Specifications:Bore Diameter : 105 mmprecision rating : ISO Class 0outside diameter : 160 mmfinish/coating : Uncoatedoverall width : 26 mmbore type : Roundbearing material : High Carbon Chrome Steelcage material : Steelclosure type : Single Shieldinner ring width : 26 mmouter ring...