This item will be shipped within One Week Returns Subject to 15% restocking Fee UCSLP203-17mm Pillow Block Low Shaft Height Ball Bearing Set Screw Locking 17mm Inner Diameter UCSLP203-17mm Pillow Block Low Shaft Height Ball Bearing, UCSLP203-17mm is Set Screw Locking, Bearing is solid foot housing design, bearing has wide inner ring, bearing is relubricatable unit with anti-rotation pin, Low seal is R-Seal.