Lezyne HV Drive Pump 90psi Black S 166mmDesigned for high volume, low pressure applications Lathe turned aluminum barrel with non slip texture grip Oversized aluminum piston Overlapping nylon handle increases stroke, decreases size Reversible Presta Schrader hose stows inside handle when not in use Equipped with ABS (air bleed system) chuck to allow release of back pressure and eliminate the chance of unthreading Presta valve cores 90psi 6. 2bar max. Includes frame mount TECH SPECS barrel