This item will be shipped within One Week Returns Subject to 15% restocking Fee SSUCF209-45mm Stainless Steel Tapped Base Pillow Block Unit Set Screw Locking 45mm Inner Diameter SSUCF209-45mm Stainless Steel Tapped Base Pillow Block Ball Bearing, SSUCF209-45mm is Set Screw Locking, bearing has solid base housing construction, bearing has wide inner ring, bearing is relubricatable unit with anti-rotation pin, bearing has supplied with water and wash resistant mobilgrease.