The Braxton Harris 6" Cast Iron Wing Nut Test Plug is designed for effective sealing in plumbing and drainage systems. This durable test plug features a wing nut for easy installation and removal, making it ideal for testing and maintenance applications. Constructed from high-quality cast iron, it ensures long-lasting performance and reliability. This test plug is compatible with various pipe sizes and is essential for pressure testing and system checks. Ensure your plumbing systems are functioning correctly with this robust test plug.