Stainless 321 collector 3-1 design. Inlet made to slip weld 1.75" OD tube or butt weld 1.5 " schedule pipe. Outlet 2" ID. Can easily be cut back for 2.25" tube butt weld.3.5mm wall thickness throughout.Cast stainless 3-1 collectorC$100.00PriceQuantityAdd to Cart