Offering dual capability, this pump not only delivers 11-oz per stroke as a lift pump, but also siphons when handle is fully extended. Handy for draining large tanks andcontainers, as well as small. 4' hose. 1-1/4" dia. x 36" L. Valves and seals made of Hypalon®. For use with most alkalis, detergents, acetic acid, methyl alcohol, and hydrochloric acid (30% at 100°F).