Lezyne Grip Drive HP Frame Pump MD - Black. Compact and super efficient high pressure bicycle hand pump featuring a knurled barrel for superior grip while pumping. Its proven engineered design with an overlapping handle is constructed from machined aluminum providing superior durability minimal weight and all of the style. The integrated ABS Flex Hose is presta and shrader valve compatible and greatly improves pumping action and ergonomics. This mini pump is completely rebuildable and made with the best materials available. With up to 120 PSI (8.3 BAR) of pumping power the Grip Drive HP is excellent for all high-pressure bicycle tire applications.