Rolland Office Chair Gas Lift Cylinder – Universal Size Fit All - Heavy Duty - Chrome;

This heavy duty Rolland(TM) brand gas lift cylinder is manufactured to the highest industry standard. Its' universal shaft size is compatible with all office chairs sold in the USA/Canada. Outer cylinder is 2" in diameter, and the inner cylinder is 1.1" in diameter. Diameter is measured at the center of cylinder, not at the edge. Both cylinders' edge are slightly tapered for ease of installation. Minimum length is 10.5" and extendable to a maximum length of 15.5". The adjustable range of 5" in between will cover the height needed for most users. Rolland gas cylinder is tested to the industry ANSI/BIFMA safety standard. High quality assurance with 30 days money back satisfaction guarantee, and 5 years manufacturer replacement warranty.