The 4" x 2-1/2" 150# Black Malleable Iron Reducing 90-Degree Elbow from SERVICE METAL PRODUCTS is engineered for efficient flow direction changes in piping systems. This fitting is made from high-quality malleable iron, ensuring durability and resistance to corrosion. With a pressure rating of 150#, it is suitable for various applications, including water and gas lines. The 90-degree angle allows for smooth transitions, minimizing flow resistance. This fitting complies with industry standards, making it a reliable choice for both residential and commercial installations.