MY MIRONEY 2PCS Fix Sinking Office Chair with Hexagon Wrench, 304 Stainless Steel Office Chair Saver for Stop Sinking, Adjustable Chair Height Without Cylinder Replacement

["Package Includes: 2 x Fix Office Chair Sinking Clamps; 2 x Hexagon Wrenches","Specification: The office chair sinking clamp is suitable for most office chairs and is suitable for lifting cylinders with an outer diameter of 25-27mm/0.98\"-1.06\"","Reliable Quality: The office chair saver is made of high-quality 304 stainless steel, which is strong and wear-resistant, not easy to rust, and has a long service life","Easy to install: Just adjust the height of the chair you want before installation, unscrew the screws, install the clamp on the column, put the screws in and tighten with a wrench","Applications: The office chair gas lift cylinder brackets equipped with silicone gaskets can effectively prevent the chair from sinking, rotate smoothly, and extend the service life of the chair.Suitable for various places such as home, office, restaurant"]