These Barrel Pumps For Rafts & Inflatable Boats by Class V are by far the most reliable barrel pumps we have used in all our years of river running and supplying gear. Featuring an internal sand and dirt trap, all sizes feature 6′ crush proof hoses. An internal leather seal ensures long service and terrific durability. A wise investment, this pump is built to last. Made by river runners – for river runners. These pumps are the number one choice of outfitters and private boaters alike! We offer 4 versions – the short pumps are 21 3/4″ high and the standard heights are 25 3/4″ high. Available in a 4″ diameter or a 6″ diameter model.