The 2-1/2" x 3-1/2" Black Iron Nipple from Braxton Harris is a durable fitting designed for various plumbing applications. This black iron nipple is ideal for connecting pipes in gas and water systems, providing a secure and leak-free connection. Its robust construction ensures long-lasting performance, making it suitable for both residential and commercial use. The dimensions are perfect for standard installations, and it meets industry standards for quality and reliability. A must-have for any plumbing toolkit, this nipple simplifies the installation process.