The Specialized Air Tool Sport Switchhitter II Floor Pump is their most affordable track pump. It comes with great features including an Auto selecting Switch Hitter II head will automatically adapt to Schrader or Presta valves & an accurate, easy to read gauge. Features 2" (50mm) oversized gauge is easy to read with excellent accuracy. New ergonomic Wing handle. All-steel construction on base & barrel. 42" (110cm) hose length makes the pump easy to use. Auto selecting Switch Hitter II technology. Max pressure: 160 PSI (11bar) Volume-per-stroke: 326cc