The Sebro Suspension Ball Joint Castle Nut - 90134142501 is a high-quality, durable nut designed for use in automotive suspension systems. It is made from strong and corrosion-resistant materials to ensure long-lasting performance. This nut is specifically designed to fit the Sebro suspension ball joint, providing a secure and reliable connection. It is an essential component for maintaining proper suspension function and ensuring safe driving. The nut features a castle design, with notches around the top for easy installation and removal using a cotter pin. Overall, the Sebro Suspension Ball Joint Castle Nut - 90134142501 is a crucial part for keeping your vehicle's suspension in top condition.