Self-priming and self-lubricating. Easy to clean. Will not mar boat. Solvent welded construction. Will withstand temperature to 120°. Special all polyvinyl body and shaft. Non-conductive, non-corrosive. With seal. GPM 8 Description 7 Stroke/Gal. Size 24" L x 1-1/2" Dia. Hose 24" Flexible