This item will be shipped within One Week Returns Subject to 15% restocking Fee UCFT213-41 Flange Standard 2 Bolt Unit Ball Bearing Set Screw Locking 2 9/16" inch Inner Diameter UCFT213-41 Flange Standard 2 Bolt Unit Ball Bearing, Bearing is standard duty and high grade cast iron, bearing is solid base housing design for added strength, Dearing is wide inner ring, bearing is relubricatable unit with anti-rotation pin, Standard seal is R-Seal.