This item will be shipped within One Week Returns Subject to 15% restocking Fee SSUCP211-55mm Stainless Steel Pillow Block Unit Set Screw Locking 55mm Inner Diameter SSUCP211-55mm Stainless Steel Pillow Block Unit, SSUCP211-55mm 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.