The 3" X 1 1/4" Coupling in RDCG Galvanized Malleable Iron from Quality Pipe Products is designed for connecting two pipes in plumbing systems. Constructed from durable malleable iron, this coupling offers excellent strength and corrosion resistance. Its dimensions make it ideal for various applications, ensuring efficient flow and connection. The galvanized finish enhances its durability, making it suitable for both indoor and outdoor installations. This fitting complies with industry standards, ensuring a reliable and safe connection in your piping projects.