Tension knob can be easily twisted to adjust tension of backward tilt. 4mm thick steel construction with larger diameter pivot rod, thicker hub for gas cylinder and stronger spring.Super heavy duty Pneumatic / gas cylinder pneumatic lift for office chair height adjustment. 4 stroke (seat travel from lowest to highest settings). Gas spring diameter is 1.1 with thicker walls. Column diameter is 2 with a beefed up bushing. Typically installed on chairs with up to 500 lbs weight carrying capacity. Overall dimension when fully compressed: 10.2. Both ends of cylinder have industry standard 17-4 taper. And will replace standard gas cylinders. The item "Office Chair Parts Kit Replacement Tilt Mechanism & Gas Cylinder Rated 500 lb" is in sale since Monday, July 18, 2016. This item is in the category "Business & Industrial\Office\Office Furniture\Chairs & Stools". The seller is "ichairparts" and is located in Tracy, California.
This item can be shipped to United States, Canada.