The 1/4WALL HEWRETROROLL(ZN)21.125 is a high-quality precision pulley designed for optimal performance in various applications. Manufactured by Precision Inc, this pulley features a robust zinc finish that enhances durability and resistance to corrosion. With a wall thickness of 1/4 inch, it ensures strength and reliability under load. The dimensions of 21.125 inches make it suitable for a range of systems requiring precise alignment and efficient operation. This pulley meets industry standards, ensuring compatibility with various setups and applications.