The American Valve 0416TW is a top works assembly designed specifically for the 4001 6" valve. This component is essential for the proper functioning of the valve, ensuring smooth operation and reliability. Constructed from high-quality materials, it meets industry standards for durability and performance. The design allows for easy installation and maintenance, making it a practical choice for various applications. Ideal for industrial and commercial settings, this top works assembly enhances the efficiency of your valve system.