This unique hooded boat drain is perfect for getting water directly overboard from motor wells, splash wells, anchor compartments, etc. The 316 stainless steel clamshell-style outer head helps keep water out and looks great! The nylon tube threads on to the hooded head and can be cut to adjust for a wide range of hull thickness up to 2". The inner flange is countersunk for complete drainage and has slots to hold it in place while tightening it to the head. Fits in a 1" diameter hole. The stainless hood is 1-1/2" wide and 2" tall. Dimensions: A - 11/16" B - 1-9/16" C - 2-18" D - 1" E - 2"