The lezyne road drive is a high pressure hand pump made entirely of aluminum for precise and lightweight construction the barrel handle piston end caps and pump mount are all custom cnc machined the hp design makes this a frame pump replacement easily inflating tires to riding pressure with fewer strokes it comes equipped with lezynes abs speed flex hose which is a presta only inflation system one end of the hose is a threaded presta valve connection with abs while the other side has