●Integrated aluminium air chamber that stores an air charge of one litre - ideal for tubeless tyres ●The top-mounted easy to read gauge with air release button for accurate pumping ●SmartHead automatically adjusts to fit Presta and Schrader valves without swapping parts ●extra-long hose and stable base makes mounting tubeless and standard tyres a breeze ●Capacity : 160 psi / 11 bar. Weight 2.9kg