Specification Material: Iron, Aluminum and Rubber Color: Black Style: Modern Shape: Cylinder Process: Grinding Assembly Required: Yes Number of Pieces: 1 Connection Hole Type: M14 Temperature Range: -35.7-45°C/-32.26-113°F Piston Rod Length: 34.5cm/13.6in Product Height: 46cm/18.1in Inner Cylinder Diameter: 18.6cm/7.3inch Piston Rod Diameter: 2cm/0.8inch Trachea Size: 0.8cm/0.3inch Package Size: 50*25*25cm/19.69*9.84*9.84in Gross Weight: 6.4kg/14.11lbs.