

How To Make Sure the Gas Lift Cylinder Workable For Your Office Chairs?
Measure the outer and inner diameter of your old gas lift cylinder before your purchasing.
The replacement part comes with universal size of 2"(50mm) for the outer cylinder and 1.1"(28mm) for the inner cylinder diameters.
How to install the gas lift cylinder?
- Tip the chair to its side.
- Use the mallet to tap and remove the the chair base away.
- Use the pipe wrench to clamp tightly to the cylinder top. Twist and pull up to remove the cylinder.
- Remove the new cylinder cap. Insert the cylinder bottom into the center of the chair base.
- Carefully lift both the chair base and the chair cylinder into the chair mechanism. The parts will then fasten on their own.

![]() MySit 2.2" Stroke Office Chair Gas Lift Cylinder Replacement, Heavy Duty 450l... | ![]() MySit 5.5" Office Chair Gas Lift Cylinder Replacement Parts, Heavy Duty 450lb... | ![]() MySit 2.2" Stroke Office Chair Gas Lift Cylinder Replacement, Heavy Duty 450l... | ![]() MySit Heavy Duty 300 LBs Office Chair Tilt Mechanism Replacement Parts, 5.9''... | ![]() MySit Heavy Duty 500 LBs Office Chair Tilt Mechanism Replacement Parts, 5.9''... | ![]() MySit Office Chair Armrest Replacement Arm Pads Universal 4" 5.5" Mounting Ho... | |
|---|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — | — |
| Price | — | — | — | — no data | — no data | — |
| Quantity | 1 | 1 | 1 | 1 | 1 | 2 |
| Size | 2.2 Inch | 5.5 Inch | 2.2 Inch | 300lbs | 500lbs | 4 or 5.5" mounting |
| Easy Install | ? | ? | ? | ? | ? | ? |
| Universal Size | ? | ? | ? | ? | ? | ? |
| Heavy Duty | ? | ? | ? | ? | ? | ? |



How To Make Sure the Gas Lift Cylinder Workable For Your Office Chairs?
Measure the outer and inner diameter of your old gas lift cylinder before your purchasing.
The replacement part comes with universal size of 2"(50mm) for the outer cylinder and 1.1"(28mm) for the inner cylinder diameters.
How to install the gas lift cylinder?
- Tip the chair to its side.
- Use the mallet to tap and remove the the chair base away.
- Use the pipe wrench to clamp tightly to the cylinder top. Twist and pull up to remove the cylinder.
- Remove the new cylinder cap. Insert the cylinder bottom into the center of the chair base.
- Carefully lift both the chair base and the chair cylinder into the chair mechanism. The parts will then fasten on their own.

![]() MySit 2.2" Stroke Office Chair Gas Lift Cylinder Replacement, Heavy Duty 450l... | ![]() MySit 5.5" Office Chair Gas Lift Cylinder Replacement Parts, Heavy Duty 450lb... | ![]() MySit 2.2" Stroke Office Chair Gas Lift Cylinder Replacement, Heavy Duty 450l... | ![]() MySit Heavy Duty 300 LBs Office Chair Tilt Mechanism Replacement Parts, 5.9''... | ![]() MySit Heavy Duty 500 LBs Office Chair Tilt Mechanism Replacement Parts, 5.9''... | ![]() MySit Office Chair Armrest Replacement Arm Pads Universal 4" 5.5" Mounting Ho... | |
|---|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — | — |
| Price | — | — | — | — no data | — no data | — |
| Quantity | 1 | 1 | 1 | 1 | 1 | 2 |
| Size | 2.2 Inch | 5.5 Inch | 2.2 Inch | 300lbs | 500lbs | 4 or 5.5" mounting |
| Easy Install | ? | ? | ? | ? | ? | ? |
| Universal Size | ? | ? | ? | ? | ? | ? |
| Heavy Duty | ? | ? | ? | ? | ? | ? |























