The JCM Industries KEL300 Ductile Iron Coupling with Stainless Bolt is designed for pipe sizes ranging from 10.50 to 12.12 inches. This coupling features a durable construction of ductile iron, providing exceptional strength and resistance to corrosion. The inclusion of stainless bolts enhances the coupling's longevity and reliability in various applications, particularly in water and wastewater systems. This product meets industry standards, ensuring a secure and stable connection. Its versatility makes it suitable for a wide range of pipe materials, making it a preferred choice for contractors and engineers.