The 2" No Caulk Cast Iron Drain with a 3-1/2" Metal Spud from Braxton Harris Co Inc is engineered for superior drainage performance. This drain features a robust cast iron construction, ensuring durability and resistance to wear. The no caulk design simplifies installation, making it a preferred choice for plumbing professionals. With a 2" diameter, it fits standard drainage systems seamlessly. The included metal spud enhances the drain's functionality, making it suitable for various applications, including residential and commercial settings. This product meets industry standards for quality and safety.