giyo high pressure shock pump, (300 psi max) for fork & rear suspension, lever lock on nozzle no air loss (silver) giyo shock and fork pump force shock pump 300 psisehr quality shock / fork pump pump body made ??entirely of aluminiummax. pressure 300 psi / 21 barmicro knob to druckregulierungfunktioniert current on all forks and shocks with schrader valves (av) precision gauge with screw-hochdruckschraub lever connector for maximum precision ergonomically designed handle