Beckson Thirsty-Mate Hand Pumps are manufactured in the U.S.A. of the finest materials available. They are self-priming and very easy to clean. These hand pumps will not rust or corrode or mar your boat. If your Thirsty-Mate hand pump becomes clogged, simply remove the foot valve assembly and clean out the inside. Spare parts such as foot valve assemblies and hoses are readily available.