Lasco Dual Thread Aerator, 2.2 GPM, Polished Brass. It has a flow rate of 2.2 GPM and is made of durable metal. This aerator features a 27 female and 27 male thread size and a 55/64 inch femalex15/16 inch male connection for easy installation. Lead-Free.
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