... lens availablePsi, bar, Mpa, kPa, kg/cm2, Hg, single and dual scale availableApplication: pumps, compressors, hydraulic presses & machinery, motors, winches, ... , bar, Mpa, kPa, kg/cm2, Hg, single and dual scale availableIntegrated connection availableApplications: all types of HVAC & Industrial application ... different stem lengths, connections and configurations pressure gauge control valve