10 Inches to 15 Inches Office Chair Gas Lift Cylinder Replacement, 4.5" Stroke, Hydraulic Pneumatic Shock Piston, Heavy Duty 1000lbs, Universal Fit for Most Office Chair, Class 4, Black

10 Inches to 15 Inches Office Chair Gas Lift Cylinder Replacement, 4.5" Stroke, Hydraulic Pneumatic Shock Piston, Heavy Duty 1000lbs, Universal Fit for Most Office Chair, Class 4, Black

MASTERY MART 28" Heavy Duty Office Chair Base Replacement Parts, 2500 Lbs, Desk Chair Reinforced Metal Leg with Universal Gas Cylinder Hole and Casters Sockets, Matte Black

TICONN Office Chair Caster Wheels Set of 5 for Tile, Hardwood Floors and Carpets, Universal Fit for Most Chairs (Black)