This item will be shipped within One Week Returns Subject to 15% restocking Fee SUCFB201-12m-PBT Thermoplastic Flange Bracket 3 Bolt Stainless Steel Insert 12mm inch Inner Diameter Ball Bearing SUCFB201-12m-PBT Thermoplastic Flange Bracket 3 Bolt Ball Bearing, bearing is Stainless Steel 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.