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MASTERY MART Office Chair Gas Cylinder Replacement Kit, 6" Stroke Heavy Duty Hydraulic Pneumatic Piston, 1000 lbs Capacity, Universal Fit for Desk Chairs, Easy Installation with Removal Tool & Gloves
4.6 (58 items)
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US$54.00 cheaper than the new price!!
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Used US$36.00
Product details
| Management number | 209066341 | Release Date | 2026/03/29 | List Price | US$36.00 | Model Number | 209066341 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- ★ Correct Size & Universal Fit – Outer cylinder diameter 2" (50mm), inner piston diameter 1" (28mm), minimum length 11.5" (293mm), maximum length 17.5" (445mm) with a 6" (152mm) adjustable stroke. Fits 99% of office and gaming chairs, including Herman Miller, Steelcase, Secretlab and more.
- ★ Heavy Duty Class 4 Hydraulic Lift – Built with reinforced steel for maximum durability. Supports up to 1000 lbs, ensuring stable, safe, and long‑lasting performance without sinking.
- ★ Easy Installation Kit Included – Comes with removal tool, protective gloves, and step‑by‑step instructions. Even first‑time users can swap the old cylinder and install the new one without special equipment.
- ★ Fix Your Sinking Chair in Minutes – Replace your broken or leaking office chair gas cylinder and restore full height adjustability. Stop struggling with chairs that keep sliding down.
- ★ Save Money & Guaranteed Support – Extend the life of your chair at a fraction of the cost of buying new. Backed by lifetime warranty and responsive customer service – if your cylinder leaks or sinks, we’ll replace it for free.
| Size | 6'' Travel Length |
|---|---|
| Color | Black |
| Shape | Round |
| Pattern | Solid |
| Tilting | No |
| Arm Style | Armless |
| Leg Style | Straight Leg |
| Back Style | Mid Back |
| Brand Name | MASTERY MART |
| Item Depth | 6 inches |
| Model Name | 1 |
| Seat Depth | 0.39 inches |
| Style Name | Compact |
| Unit Count | 1.0 Count |
| Item Weight | 16 ounces |
| Manufacturer | Mastery Mart Inc. |
| Model Number | 1 |
| Fill Material | Plastic |
| Material Type | Alloy Steel |
| Seat Material | Alloy Steel |
| Item Dimensions | 11.69 x 2 x 17.2 inches |
| Required Assembly | No |
| Additional Features | Gas Lift Cylinder Replacement |
| Frame Material Type | Alloy Steel |
| Included Components | 1 |
| Indoor Outdoor Usage | Indoor |
| Age Range Description | Adult |
| Surface Recommendation | Hard Floor |
| Reclining Position Count | 1 |
| Item Dimensions D x W x H | 11.69"D x 2"W x 17.2"H |
| Recommended Uses For Product | Office |
| Maximum Weight Recommendation | 1000 Pounds |
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