HOSALI Office Chair Cylinder Replacement,Heavy-Duty Gas Lift Cylinder Fits Most Chairs,Highest End Class 4 Hydraulic Pneumatic Piston, Universal Size

This product is a universal replacement gas lift cylinder that can fit most office chairs with a 50mm standard center hole.

It's made of heavy-duty class 4 piston, anti-explosion material and has passed top-level tests for safety and durability.

With a 5.5" piston stroke, it can adjust chair height and provide smooth and quiet rotation in all directions.

The installation is easy and hassle-free with included gloves and chair cylinder.

Don't let your old office chair sink any longer! Try this high-quality replacement gas lift cylinder today and enjoy a new life for your chair.