High quality 3/4" stainless steel two bolt flange bearing. the bearing has a wide inner ring with two set screws for attaching to the shaft. housing is stainless steel with a grease zerk for re-lubing the bearing.; basic dimensions:; shaft size: 3/4"; bolt distance: 3.54"; overall length: 4.45"; overall width: 2.36"; overall thickness: 1.31";