Multi-Position Kit Dpnc-63 For Connecting Two Cylinders With Identical Piston Diameters To Form A Multi-Position Cylinder Size=63, Corrosion Resistance Classification Crc=2 - Moderate Corrosion Stress, Ambient Temperature=-40 - 150 °C, Product Weight=855 G, Materials Note=(* Free Of Copper And Ptfe, * Conforms To Rohs), Festo