The JCM Industries Optimum Range Ductile Iron Coupling with Epoxy Coat is engineered for 8-inch pipe sizes, accommodating a range of 8.40 to 9.7 inches. This coupling features a stainless steel bolt and an epoxy coating for enhanced corrosion resistance, making it suitable for harsh environments. Crafted from high-strength ductile iron, it complies with industry standards, ensuring durability and reliability. This coupling is perfect for various applications, providing a secure connection in piping systems. The JCM KEL300 model is recognized as an approved supplier, ensuring quality and performance.