Strong 316 stainless steel thru hull fittings with lasting good looks.Stainless Steel Thru-Hulls with 90 Barb for Hose. For above the waterline installation. Good choice for scupper, sink drain and bilge pump overboard discharge.DimensionsFits Hose IDMax. Hull ThicknessFlange ODSFPLU#Model1 1/4"1 1/4"2 5/8"HTHC-1125-S145622842"1 1/4"3 11/32"HTHC-2000-S14562292