This item will be shipped within One Week Returns Subject to 15% restocking Fee ZUCFT207-21-PBT Thermoplastic Flange 2 Bolt Zinc Chromate Plated Insert 1 5/16" inch Inner Diameter Ball Bearing ZUCFT207-21-PBT Thermoplastic Flange 2 Bolt Ball Bearing, bearing is Zinc Chromate Plated Insert, bearing has solid base housing construction, bearing is wide inner ring with set screws, bearing is relubricatable unit with anti-rotation pin, bearing has supplied with water and wash resistant mobilgrease.