W.m. Tank Bolt Kit

3-1/4"O.D. x 2-1/8"I.D. x 9/16" standard size sponge rubber gasket with bolt kit and fiber washer. Bolt kit includes two 5/16" x 3" brass tank bolts, 4 cloth reinforced rubber washers, 4 heavy round washers and 4 brass hex nuts. . Fits most close-coupled ta nks.