Airace Infinity P Aluminium Floor Pump has an extremely stable design with the weight concentrated towards the ground and is manufactured with an Aluminium barrel and steel base with a total weight of 1690g. Features a 2.5" high visibility gauge, an air bleeder for 2-3psi fine air pressure control, a cleverly designed valve fitting that automatically detects for schrader or presta producing a maximum pressure of 240psi.