JOBOON Heavy Duty Office Chair Gas Lift Cylinder ReplacementSize:▪Standard Cylinder Diameter:Outer cylinder diameter: 2 inches, Inner cylinder diameter: 1.1 inches Compatible with Most ChairsFeatures:▪With high quality manufacturing,This heavy duty gas lift cylinder is tested to the industry ANSI/BIFMA safety standard. Its' universal shaft size is compatible with most chairs sold worldwide.Easily taken out and replaced, this lift adds extra comfort to your chair. Weight Rating:▪Heavy Duty 350 lbs max loading replacement for gas lift cylinders on many office chairs and executive chairsInstallation:1.Adjust the seat to the highest position.Stand in front of the assembled office chair.2.Lift up the knob/handle(height control)of the mechanism with your left hand 3 fingers and thumb,then press the seat with force(pressing the gas lift indirect).After that,grip the right front seat corner with your right hand.Meanwhile,Your right foot press the 5-star base.3.Left side up force and right down force,then left side down force and right up force, keep recycling till the mechanism get loosing from the gas lift.Then take out the chair upper part.4.Left hand grip the gas lift bigger tube, right hand knock the base center part around the gas lift with rubber/wood hammer, then you can detach the damaged gas lift from the base.5.Put new gas lift cylinder into chair base then put the seat onto the other side of the gas cylinder.Attention:▪Always remove gas lift cylinders with care and never heat or puncture.Replacing the chair's gas lift cylinder can be a great option and save your money.Our chair gas lift cylinders are the universal industry standard size. But not satisfied ?Or it doesn't fit your specific chair, Return it for a full refund! 100% Money Back Guarantee!
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