Sloan® Diaphragm Assembly, Series: A-1041-A, For Use with: Optima® Low Consumption Closet Flushometer, 1.6 gpf, Black, 3-1/8 in D x 2-5/8 in H, Domestic
Dimensions : 3-1/8 in D x 2-5/8 in HDomestic/Import : DomesticFinish/Color : BlackSeries : A-1041-ASpecifications : 1.6 gpfSuitable For Use With : Optima® Low Consumption Closet Flushometer