Hydropneumatic pump type "AL-HPA-SE-VS-12-ML-RL-S03AL-VR with 12.0 cc / cycle double acting, pneumatically operated - Pressure ratio of 1:35 - Max pressure 300 bar - Maximum pressure air 8 bar - 3 liter tank type MEDIUM aluminum-plastic with oil level. - Pressure relief valve set at 100 bar (adjustable from 25 to 350 bar) - Return spring close tap - Tap 0-1 unstable NC ( normally closed) lever to activate the pump - main tap - For cylinders SIMPLE effect - Vertical Mount "VR"