The Optimum Range Ductile Iron Coupling from JCM Industries (KEL300) is designed for robust performance in various piping applications. This coupling features an epoxy coat finish, ensuring durability and resistance to corrosion. With a size range of 4.22 to 5.60 inches, it is ideal for connecting pipes in water and wastewater systems. The coupling is equipped with high-strength bolts, rated for secure fastening, and complies with industry standards for reliability. Its ductile iron construction provides excellent tensile strength, making it suitable for high-pressure environments. This product is a reliable choice for contractors and engineers looking for quality and performance in pipe fittings.