3\" Toilet Tank to Bowl Gasket Kit, Fits American Standard Champion 4 Toilet Parts AS738756-0070A, 5/16 * 3.15\" Stainless Steel Heavy Duty Rustproof Bolts Kit for Most 3 Inch Flush Valve Opening Tank

Universal Toilet Tank To Bowl Gasket,2 Kind Gasket and 2 Sets 5/16*3.15 inch Stainless Steel Heavy Duty Rustproof Bolt Hardware Kit,Fits Most 2-Inch and 3-Inch flush valve opening 2-Piece Toilet Tanks