PACKAGE CONTENTS - You will receive 1 piece of 25-27mm/0.98-1.06 inch chair fixing tool and a hex wrench installation tool. This office chair gas lift cylinder bracket with silicone pads to hold the chair in place and prevent sinking, comes with a wrench tool to help you install and remove quickly.
PREMIUM MATERIAL - The office chair protector is made of high-quality 304 stainless steel, which is reliable in quality and not easy to be damaged; Compared with plastic protectors, our chair protectors can provide you with long-term use.
EASY TO INSTALL - First adjust the chair to the ideal height you want and mark it well. Then install the metal plate and rubber pad and clamp it at the lowest point, twist the screws hard with an Allen wrench and secure, try to sit down and fine tune it. This will take about 5 minutes, but once it's done, your chair won't sinking down again.
UNIQUE DESIGN - The screws of the tool to prevent the chair from sinking can be adjusted to fit different chairs, and most models of office chairs can be used. If the cylinder fails, this office chair clip can also fix the chair from sinking, saving you the cost of buying a new chair.
WIDE APPLICATION - The office chair piston is suitable for a variety of chairs(Diameter Range: 25-30mm), you can apply them at home, school, office, restaurant, cafe, bar and other places, helping to fix the office chairs.