Heavy Duty with Adjustment Backrest Tilt Replacement Office Chair Swivel Tilt Control Seat Mechanism Gas Type (6×8 Hole)

Skuehod Heavy Duty with Adjustment Backrest Tilt Replacement Office Chair Swivel Tilt Control Seat Mechanism Gas Type (6×8 Hole)

5.5 inch Office Chair Gas Lift Cylinder- Replacement Parts,Universal Size Fits Most Chairs,Heavy Duty Gas Lift Hydraulic/Pneumatic Piston (Black)

Office Chair Replacement Parts-28'' Heavy Duty Base Replacement(2200Lbs) - Desk Chair Reinforced Metal Leg,Universal Caster and Gas Cylinder Size