The Bontrager Dual Charger Pump is a versatile floor pump with multiple pressure settings that let you easily inflate high-pressure road tyres and larger volume hybrid and MTB tyres. A quick flip of the switch moves between settings, making it perfect for riders who own both a road and mountain bike.Bontrager Dual Charger Floor Pump FeaturesSteel construction and replaceable internals provide long-term durabilityAuto-select head instantly fits both Presta and Schrader valvesLarge, stable base minimises tippingEasy to read 4? base-mounted gaugeThe base-mounted switch allows for easy transition between high-volume and high-pressure settingsThe high-volume setting allows for quick inflationThe high-pressure setting allows for easy inflation as PSI increasesMax pressure 160 psi (11bar)