The ConMet 11.25" Bolt Circle Long Barrel Iron Preset R Drive Hub Assembly is a high-quality, heavy duty hub assembly designed to provide reliable performance and easy installation. This hub assembly is made of cast iron for superior strength and durability and features a fully integrated spindle nut design for improved performance. The hub assembly also provides consistent and accurate bearing adjustment, making it ideal for a variety of applications. With its heavy duty construction and easy installation, this hub assembly is the perfect choice for any vehicle or equipment. FleetPride is your First Click in Heavy Duty®.