7 Inches to 11 Inches Short Office Chair Cylinder Replacement, 4" Stroke, Heavy Duty 1000 lbs, Lower the Seat Height by 2", Fit for Office Chair High Base Short Person, Class 4 (Sinking 2.4")

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About This 🏆【Adjustable Height 4 inches】The sinking length is 2.4” (60mm), lowering the chair's minimum height, as a replacement for people needing a shorter chair. Compressed heig ht is 7.48 inches (190mm), the fully expanded height is 11.2 inches (284mm), Stroke Length is 4 inches, which allows your chairs to rise higher. (Note: Please measure the length of the outer cylinder before purchase). 🏆【Universal Fit Size for Most Chairs】The outer column cylinder diameter connected to the base is 2 inches (50mm), and the piston shaft diameter connected to the chair is 1-1/8" (28mm). This pneumatic piston cylinder will fit almost every office chair on the market. Please confirm these measurements before making a purchase. Not compatible with 1KEA and some other brands that have a cable pin hook on the top of the cylinder. 🏆【Upgraded Class 4 Gas Cylinder】Mastery Mart's office chair cylinder replacement is made of premium steel. This heavy-duty gas lift cylinder is manufactured to meet the highest industry standard (BIFMA/ANSI), the lift has a maximum capacity of up to 1000 lbs. 🏆【Eliminate Sinking Concerns】Prevent sinking issues by removing the old cylinder using a hammer or wrench. Simply assemble our new cylinder into the base and attach the seat. Our office chair lift provides seamless 360-degree rotation. 🏆【100% Satisfaction Guaranteed】For any issues with using our chair shock replacement, please don't hesitate to contact us. We are here to provide guidance, offer replacements, or process refunds, depending on your specific case. Your satisfaction is our priority. Overview Brand : MASTERY MART Color : Matte Black Material : Alloy Steel Product Dimensions : 9.8"D x 2"W x 2"H Size : 4'' Travel Length(Sinking 2.4") Show more