Lezyne alloy drive mini pump elegance and efficiency define the alloy drive and its high volume capacity producing up to 90psi with all cnc machined aluminum parts including the oversized piston and the dual anodized bodya uniquely designed and concealable hose is reversible for presta or schrader and provides easier use and less stress on the valves features weight small 112gmedium 128g high volume capacity cnc machined parts buy lezyne accessories from chain reaction cycles the world