How to measure a hydraulic cylinder####x200B;####x200B;####x200B;####x200B;####x200B;####x200B;####x200B. WBC 3x24 Hydraulic Cylinder Bore: 3" Stroke: 24" Rod: 1.25" Retracted: 34.25" Extended: 58.25" Pin Size: 1" Port Size: SAE 8 Column Load: 8,050 lbs Work Pressure: 2500 PSI Color: Black.