The Gusher Urchin is a manual bilge pump with high performance for small to medium-sized boats. With easy operation and an easy-to-maintain design, this no-fuss bilge pump performs ideally in confined spaces. Whale pumps engineered this lightweight bilge pump for smooth and easy action with efficient pumping performance up to 14.5 US gallons a minute. The clamp ring removes quickly and easily for pump head rotation and quick maintenance. Key Features Stepped inlet/outlet nipples accommodate 1" and 1-1/2" hose connections Fixed handle Pumps up to 14.5 US gallons (55 liters)a minute