Beefed Up Heavy Duty Office Chair Gas Cylinder Replacement, 4 Inch Stroke, 1000 Lb Capacity, Universal Fit for Most Chairs, Black Class 4 Pneumatic Shock Piston, Adjustable Height From 9.88 to 13.6 Inches

Heavy-Duty Office Chair Gas Cylinder Replacement, 4in Stroke
✔️ Single unit, 1000 lb capacity, universal 2 in dia, 1-1/8 in shaft

Replace worn gas lift in most office chairs to restore smooth height adjustment and solid seating. This universal cylinder is compatible with a wide range of bases and is a common upgrade when the old cylinder sinks or sticks. Please measure your chair's base diameter and piston shaft before purchasing to ensure a perfect fit.

✅ 1000 lb capacity; class 4 gas cylinder for heavy-duty lift
✅ 4 inch travel length (9.88 in collapsed, 13.6 in extended)
✅ Outer diameter 2 in and shaft diameter 1-1/8 in for broad compatibility
✅ Matte black finish blends with most chair bases and frames

💡 What is a gas cylinder used for in office chairs? This handy lift is the core of height adjustment, letting you dial in a comfy ergonomic position. - It raises the seat height as you sit - It lowers the seat when you stand - It keeps the chair stable under load