Additional Details ------------------------------ Product description: Superspray saver series. 1.8 gpm max flow rate spray & stream aerator. All brass swivel & dual thread connector. Plastic spray body. Installs easily on most faucets. Superspray saver series 1.8 gpm max flow rate spray & stream aerator All brass swivel & dual thread connector Plastic spray body Installs easily on most faucets 15/16" x 27 male & 55/64" x 27 female threads Meets california title 20 standard of 1.8 gpm max for kitchen faucets Lead free - complies with federal safe drinking water standards.