The 2" Inside Caulk Cast Iron Drain from Braxton Harris is designed for optimal drainage performance. Featuring a brass clamp and a 2" metal spud, this drain ensures a secure and leak-free installation. Its cast iron construction offers exceptional durability, making it suitable for high-traffic areas. The 4" square design enhances its functionality, allowing for efficient waste removal. This drain is perfect for both residential and commercial applications, providing a reliable solution for effective drainage management.