3" Tank To Bowl Gasket & Hardware Kit, Is Designed To Fit Specific Toilet Models That Were Made After 2000, Universal Sponge Rubber Design Measures 3" ID x 4-1/4" OD x 1-1/8" Thick, Included Hardware Is Stainless Steel To Ensure A Long, Corrosion-Resistant Life, Fits Most 3" Two Piece Toilets Including American Standard Cadet 3, #4019 & 4021, Champion #4260, 4272 & 4281, Champion 4 #4077, 4266, 4272& 4281), Aquasource #At1201 & At 1203, Crane Sure Flush #31242, Eljer Diplomat #4019 & 4021, Stratus #4007, Titan #141-0777, Titan 4 #4272, Ferguson Pro Flo Het #Pf9400, Gerber Avalanche #28-890 & He-28-890, Jacuzzi Era #Bk37, Espree #Ez36, Maxima #Ez37, Perfecta #Ez33 & Gu04959, Prestige Gv80, Mansfield Barrett #106, Summit #86, Maverick #112, Waverly #3195, Pegasus Westminster #164-146, Toto Drake #743S, Eco Drake #743E, Tuscany Sereno #11-105.