The lezyne road drive is a high pressure hand pump made entirely of aluminum for precise and lightweight constructionthe barrel handle piston end caps and pump mount are all custom cnc machinedthe hp design makes this a frame pump replacement easily inflating tires to riding pressure with fewer strokesit comes equipped with our abs speed flex hose which is a presta only inflation systemone end of the hose is a threaded presta valve connection with abs while the other side has lezyne39s sl