About this item

• Straightforward installation: Does not need any extra screws for installation.
• HEAVY DUTY Gas lift cylinder that holds great weights - tall center support column of the chair. Holds up to 450 lbs on most office, executive and computer chairs.Highest End Class 4 gas cylinder on market.
• 5’’ STROKE FOR ADJUSTING CHAIR HEIGHT: Minimum length: 10 inches; maximum length when fully extended: 15 inches; adjustable range: 5 inches
• SMOOTH & NOISELESS: Full 360 degree rotation, smooth and noiseless movements to all directions
• STANDARD CYLINDER DIAMETER: Outer cylinder: 2 inches, Inner cylinder: 1.1 inches. Please confirm the measurement before ordering.