Omyoffice 5.5 Inch Office Chair Gas Lift Cylinder-Office Chair Replacement Parts,Universal Size Fits Most Chairs,Heavy Duty Gas Lift Hydraulic/

HOSALI 2.5 Inch Office Chair Gas Lift Cylinder-Office Chair Replacement Parts, Heavy-Duty Gas Lift Cylinder Fits Most Chairs,Highest End Class 4

MASTERY MART Office Chair Gas Cylinder Replacement Kit, 6" Stroke Heavy Duty Hydraulic Pneumatic Piston, 1000 Lbs Capacity, Universal Fit For Desk

DOZYANT 6" Long Stroke Office Chair Gas Lift Cylinder Replacement,Hydraulic Pneumatic Shock Piston Heavy Duty (450 Lbs) For Tall Person Universal Size

MASTERY MART Heavy Duty Office Chair Base Replacement, 2500 Lbs, 28"(70 Cm), Metal Desk Chair Base Replacement Parts With Universal Gas Cylinder Hole