Welded Hydraulic Cylinder Double Acting Bore Dia 1.5 in Stroke Length 4 in Rod Dia 1 in Retracted Length 12 in Extended Length 16 in Port Size #4 SAE Max Pressure 3 000 psi Temp Range -20 Degrees to 220 Degrees F Ductile Iron Piston Material Precision Honed Steel Tubes Polypak Rod Seal Type High Tensile Tie Rods Black Finish Pin Dia 3/4 in