This cylinder is made of heavy 3-inch seamless drawn brass tubing. Extra heavy castings and large waterways are used throughout. Only best quality leathers are used. Sanitary, closed spout prevents water splash.This pump is anti-freezing. Raise the handle to full height to drain cylinder. Tapped for 1 1/4" suction pipe.Features:Seamless Brass Cylinder3" StrokeHeavy-Duty LeathersSteady Flow of Water