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Amazon.com: MySit Office Chair Gas Lift Cylinder Replacement with Removal Tools, 5.5" Stroke Heavy Duty 450lbs Hydraulic Pneumatic Shock Piston Universal Size Fits Most Executive Chairs, Gaming Chair, Class 4 : Industrial
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Amazon.com: MySit Gas Lift Cylinder Removal Tools 28mm/1.1-Inch, Removal Tools Sets for Replace Office Chair Cylinder, Fix Sinking Office Chair Stainless Steel Chair Saver for Stop Sinking - 2 Pieces : Office
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Amazon.com: OFFICE OWL Office Chair Cylinder Replacement - Includes Removal Tool, Gloves, Gas Cylinder w/Hydraulic Piston : Office Products
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