Lasco Toilet Fill Valve Top Assembly for Coast Master 1B1 Fill Valves. This top cap assembly is compatible with Coast 1B1 fill valves and includes screws for easy installation. It also features rubber washers and gaskets for a secure fit and leak-free performance.
WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer, or birth defects or other reproductive harm. For more Information go to www.P65Warnings.ca.gov