This 90 Elbow fitting is made of malleable iron and has a FNPT connection. It is 2 inches in size and is suitable for use in home plumbing and fixtures. The silicone material ensures durability and longevity. This product is approved by Grainger and has the model number 1LBU8. It is a black pipe fitting and is ideal for use in a variety of applications including heating and cooling systems, air compressors, and steam systems.