Essential in your workshop the zefal profil max fp30 floor pump has an easy to read pressure gauge featuring an integrated lens the z switch system is universal and fits all valve types z switch system easy change from presta to schrader or dunlop via a simple switch gauge with magnifying lens easier gauge reading zefal profil max fp30 floor pump features pressure 11 bar 160psi barrel steel base composite handle technopolymer connection z switch hose length