- AEC-D2-9581KIT INCLUDING: Cast Iron Hand Pump GH-HPI having 22,5 cc/rev, double acting, with distributor, relief valve set at 100 bars, 1/4"G preset for manometer, 2liter metal tank (black painted). For double effect cylinders, HANDY PUMP TESLA rotation pump to be activated through hand lever or electrical screw driver having a 1,66 cc/rev pump.