The Ballcock Coupling Nut made from Zinc Die Cast is an essential component for toilet installations. This durable coupling nut is designed to securely connect the ballcock to the toilet tank, ensuring reliable operation. The zinc die cast material provides excellent strength and resistance to corrosion, making it suitable for long-term use. Its design allows for easy installation and compatibility with standard ballcock systems. This coupling nut meets industry standards, making it a trusted choice for both residential and commercial applications.