Swing Clamp Hydraulic Cylinders Turns Left Clamping Force 2 600 lb Effective Area Clamped 0.626 sq in Swing Angle 90 Degrees Port Size #4 SAE Oil Capacity Clamped 2.45 cu in Oil Capacity Unclamped 2.5 cu in Max Oil Flow 1.5 gpm Pressure Range 500 to 5000 psi Extended Height 9.8 in Outside Dia 1.87 in Mounting Hole Dia 0.34 in Number of Bolts 3