|An iron yoke assembly is a combination of valves, fittings, and an iron yoke bar that provide for the retention of a water meter and connection to the service line. A.Y. McDonald Iron Yokes bring time savings, space savings, and extra stability to the application. Our product options include the iron yoke bar, inlet valve, outlet valve or connection, meter expander, and more. For product inquiries and ordering information, feel free to contact us.