Extra Long Office Chair Cylinder Replacement 14 To 22 Inches With 8 Inch Stroke Heavy Duty 1000 Lbs Class 4 Hydraulic Lift Universal Pneumatic Piston Fit For Sinking Barstools Desks And Gaming Chairs

Heavy-Duty single replacement chair cylinder, 14 to 22 in height
✔️ Single replacement, 1000 lb capacity, 8-inch lift, 28mm shaft

This is a heavy duty hydraulic office chair cylinder designed to replace sinking or worn-out gas pistons in chairs, desks, and gaming seats. It’s commonly used to restore height adjustment and stability in workspaces, gaming setups, and bar-height stations. Color: Black.

✅ 28mm piston shaft fits 99% of chairs
✅ 1000 lb load capacity for heavy use
✅ 8 inch stroke with height range 14.3 to 22.2 inches (363 to 563 mm)
✅ Quiet operation under 25 dB for a peaceful workspace

💡 What is a heavy-duty hydraulic office chair cylinder replacement used for? This handy piece restores height adjustability and stability across desks, gaming chairs, and stools. - Restores height adjustment in desks, gaming chairs, and stools - Compatible with 28 mm piston shafts on most chairs - Improves safety by supporting up to 1000 lb and preventing sinking - Easy 5-minute install with included gloves