24" Sch 10, 304 Stainless Steel Stub End Flanges W/Galv Back Up Rings, 1- 20" Sch 10, 304 Stainless Steel Stub End Flanges W/Galv Back Up Rings, 3- 12" Sch 10, 304 Stainless Steel Stub End Flanges W/Galv Back Up Rings