HYDROPNEUMATIC PUMP type "AL-HPA-SE-25-VS-ML-RL-PM-05AL-MD-MF-OR" with 14 cc / cycle double acting, ctuated pneumatically - Pressure ratio 1:35 - Maximum pressure 250 bar - Max air pressure 7 bar - Drain cock with Check Valve built-in - 5 liter tank type MEDIUM in aluminum-plastic with oil level - Pressure relief valve set at 100 bar (adjustable from 25 to 350 bar) - Hand pump GH-HPM20 external service for manual operation - Return spring for tap closing - Tap 0-1 unstable NC lever for pump activation - Main drain cock - For SINGLE EFFECTcylinders. Horizontal mounting "OR".