The HEWRETROROLL(ZN)21.125 from Precision Pulley, Inc is a precision-engineered pulley designed for heavy-duty applications. With a diameter of 21.125 inches, this pulley is built to withstand high loads and provide reliable performance. The zinc finish not only adds to its durability but also protects against environmental factors. This pulley is suitable for various industrial applications, ensuring compliance with relevant standards for safety and performance. Its robust design makes it an essential component for any machinery requiring dependable pulley systems.