This product contains cosmetic rusting on the nuts and bolts due to long-term storage.

The JCM 240-0420 Optimum Range Ductile Iron Coupling, sized 3.45-4.20 inches, offers robust performance for industrial piping systems. Crafted from durable ductile iron, this coupling ensures a reliable connection and resistance to wear and corrosion. Its precise fit within the specified range provides secure sealing and ease of installation, making it ideal for demanding applications requiring strength and longevity.