Photo 1 of 11 Inches-17 Inches Office Chair Gas Lift Cylinder Replacement, Tall Chair Cylinder 5.5" Stroke, Hydraulic Pneumatic Shock Piston, Heavy Duty, Fit for Most Office Chairs, Class 4 (Polished Steel)

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Photo 1 of 11 Inches-17 Inches Office Chair Gas Lift Cylinder Replacement, Tall Chair Cylinder 5.5" Stroke, Hydraulic Pneumatic Shock Piston, Heavy Duty, Fit for Most Office Chairs, Class 4 (Polished Steel)Photo 2 of 11 Inches-17 Inches Office Chair Gas Lift Cylinder Replacement, Tall Chair Cylinder 5.5" Stroke, Hydraulic Pneumatic Shock Piston, Heavy Duty, Fit for Most Office Chairs, Class 4 (Polished Steel)