VEVOR Hollow Plunger 30Ton 4"Stoke/ 100mm Hydraulic Cylinder Jack Single Acting Solid Construction Easy Lifting Quick Connecting Head Portable Handle Smooth Surface Versatile Usage Place Diameter of Main Shaft: 66 mm/2.6 inch,Capacity: 30 T/66000 LBS,Inner Diameter: 66 mm/2.6 inch,Ram stroke: 100 mm/4 inch,Outside Diameter: 113 mm/4.3 inch,Item Weight: 14.5 kg/32 lbs,Total Height: 220+12 mm/ 8.7 + 0.5 inch