Hand Pump - Single Acting - 10,000 Psi | STRONGARMSingle acting hand pumps made of high strength alloy steel; corrosion resistant and engineered for use in extreme environmentsInternal pressure relief valve for overload protectionCompact design for storage and transportationCompatible with various cylinders and toolsHandle Force: 108 lb Oil Output per Stroke - 1st Stage: 2.038 in³ Oil Output Per Stroke - 2nd Stage: .201 in³ Oil Output Thread: 3/8"-18NPT Pressure Rating - 1st Stage: 360 PSI Pressure Rating - 2nd Stage: 10,000 PSI Speed: Dual Product Weight for 55 In³ Oil Volume: 16.06 lb (4.56 kg) Product Weight for 140 In³ Oil Volume: 22.22 lb (10.08 kg)