The lezyne sport drive hp is a great value hp hand pump equipped with the versatile flex hose 40non abs41the pump barrel and shaft are made of aluminum with a composite matrix handle and end capsthe hp pump design easily inflates tires to riding pressure with fewer strokesthe overlapping handle and barrel are integrated into a compact designit comes equipped with the flex hose which guarantees a secure 40threaded41 connection on both presta and shrader valvessmall 170mm 75gm