The 3-1/2" IPS Flange Connection Kit from Braxton Harris includes a red rubber gasket and zinc-plated bolts, providing a complete solution for secure flange connections. Designed for 3-1/2" iron pipe size (IPS), this kit ensures a tight seal and reliable performance in plumbing systems. The red rubber gasket offers excellent resistance to water and temperature variations, while the zinc-plated bolts enhance durability. This kit meets industry standards, making it suitable for both residential and commercial applications.