A leak free connection between the flush valve and the fixture is a must have. Top spud or rear spud connections in diameters from 3/4" to 1-1/2” are no problem at VMS, we got your covered.  Whether you are in need of a nut, slip joint washer, friction ring or complete spud coupling assembly, VMS has the spud connection parts you need from the brands you trust; American Standard, Delany, Kohler, Moen Sloan, Zurn and others.