Bore Size:40 - 50 mm Precision Rating:P0 P6 P5 P4 P2 Product name:Good quality spherical plain bearing GE50ES GE45ES GE40ES bearing Material:Chrome Steel Noise level:Z1,Z2,Z3,Z4 Vibration level:V4, V3, V2, V1 Hatdness:HRC58-63 OEM Serive:available Application:Machinery Packing:Customers Requirement Market:Globle Show More