Blackburn: THE CORE 2 PUMP STILL SHARES ALL THE TECHY BITS OF ITS BIG SIBLINGS, BUT IS BUILT FOR FOLKS OPERATING ON A SMALLER BUDGET. THE AIRTAP HEAD WILL FUNCTION WITH SCHRADER/PRESTA/DUNLAP VALVES AND HAS AN INTEGRATED BLEED VALVE FOR DIALING IN YOUR PRESSURE. OUR AVIATION STYLE GAUGE IS 2.5 INCHES WIDE, AND EASY TO READ. IT’S ALSO BUILT INTO THE BASE TO ADD TO THE STABILITY OF THE CORE 3 DURING USE. WHETHER YOU ARE IN THE BASEMENT, THE GARAGE OR AT THE TRAIL HEAD, THE CORE 2 HAS YOU COVERED.AirTap™ - Our AirTap reversable pump head works with Schrader, Presta or Dunlop valves and features an integrated air bleed button right at the valve for perfect pressure, every timeMATERIALS - Steel barrel, composite base and handlePUMP HEAD - Dedicated grommets for each valve type ensure a secure clamping force and air tight sealAviation Gauge – 2.5 inch wide base-mounted gauge lets you easily read your tire pressure, and adds to the foot print of the Core pump’s solid stanceAir Bleed button on the pump head to micro adjust pressure44 hose easily reaches your bike stand160 PSI / 11 BAR26.75 HEIGHT