Description Are you looking for a professional, yet affordable Fix Sinking Office Chair? Are you in search of a sturdy, trustworthy Fix Sinking Office Chair? If yes, look no further! Our Fix Sinking Office Chair must meet your needs. It is one of the best choices for you. Features -Color:As Shown -Material:Stainless steel, plastic -Size:6.70X3.00X2.90cm/2.63X1.18X1.14in -Note: Inner Diameter:38-40MM -The office chair saver is made of plastic and stainless steel, stable and reliable, not easy to break. -The screw of the tool to prevent the chair from sinking can be adjusted according to different chairs. -At the same time, if the cylinder fails, this office chair clip can also fix the chair from sinking, which greatly saves the cost of buying a new chair. -This chair fixing tool is very easy to install, and quick to remove as it has a simple structure. -Suitable for a variety of chairs, you can apply them at home, school, office, bar and other places.Package List2 x office chair savers