Lezyne sport drive hp pumpthe lezyne sport drive hp is a great value hp hand pump equipped with the versatile flex hose non abs the pump barrel and shaft are made of aluminum with a composite matrix handle and end caps the hp pump design easily inflates tires to riding pressure with fewer strokes the overlapping handle and barrel are integrated into a compact design it comes equipped with the flex hose which guarantees a secure threaded connection on both presta and shrader valves featur