STANDARD CYLINDER DIAMETER: Outer cylinder: 2 inches, Inner cylinder: 1.1 inches. Please confirm the measurement before ordering.
DESIGNED TO BE HEAVY DUTY: Holds up to 450 lbs on most office, executive and computer chairs.
5’’ STROKE FOR ADJUSTING CHAIR HEIGHT: Minimum length: 10.5 inches; maximum length when fully extended: 15.5 inches; adjustable range: 5 inches
SMOOTH & NOISELESS MOVEMENT: Full 360 degree rotation, smooth and noiseless movements to all directions
EASY INSTALLATION & MONEY-BACK GUARANTEE: Can be installed easily with no additional screws required. If you are not satisfied with our chair gas cylinder,just return it within 30 days for a full refund.