Hydropneumatic pump type "AL-HPA-DE-25-VS-PM-03AL-MD-LV-VR" 14 cc/rev double acting, pneumatically driven - Pressure ratio 1:35 - Maximum pressure 250 bar - Maximum air pressure 7 bar - Double effect distributor "DE 4/2" - 3lt aluminum-plastic tank with oil level. - Relief valve set to 100 bar (adjustable from 25 to 350 bar) - Emergency external hand pump GH-HPM20 - manual acting - 0-1 unstable knob NC ( normally closed) with lever to activate the pump - main knob - For DOUBLE EFFECT cylinders - Vertical Mounting "VR"