D8874 Air Cylinder Double Acting Compact Bore Dia 50mm 35mm Stroke Through Hole Mount 1/4 in Port Size 200 psi Max Pressure Cushion Type None -32 Degrees to 121 Degrees F Temp Range 83.5mm Overall Length 304 lb Max Load Aluminum Piston Material Aluminum Body Material Silver Finish Chrome Plated 416 Stainless Steel Piston Rod Material Magnetic Piston No Tube Material Aluminum 20mm Rod Dia. 1/2 In.-20 Rod Thread Size 1/2 in Rod Thread Length