The Lezyne Pressure Drive Pump is a lightweight hand pump designed for high pressure tyres, ideal to throw in your ride kit and forget about until you need it.Lightweight CNC Machined aluminium construction, ideal for your hydration pack or even your pocketOptimised overlapping design for high pressure applicationsMax 120 psi / 8.3 barThe Pressure Drive Pump can be used with Presta and Schrader valves and it s got Lezyne s ABS (Air Bleed System) which is a pressure release button in the hose for fine tuning and to prevent unthreading the valve core when removing the chuck. The pump comes with a frame pump mount and is also small and compact enough to fit in a pocket or in your hydration pack.