CLASS-4 CYLINDER
Best heavy-duty replacement for gamers needing extra support and height adjustment.
Elevate your seating experience with the MAXNOMIC® CLASS-4 CYLINDER, a premium replacement gas spring designed for your gaming chair. Engineered for robust support and reliable height adjustment, this Class 4 rated cylinder offers exceptional strength and longevity. It supports up to 180 kg (400 lbs) and provides smooth, adjustable height functionality. Designed for a universal fit, it seamlessly integrates with many gaming chair brands, enhancing stability and comfort for your ultimate seating experience. Invest in durability and performance for long-lasting use.
$24.90
Owner Satisfaction
4.5
/ 5
Category Rank
50
/ 266
#50 in Office Chair Accessories
Price vs Category Average
-78%
Below average
Accessory Type
Gas Lift Cylinder
/ Gas Lift Cylinder
Who it's for
- Safety-conscious users prioritizing long-term equipment reliability
- Heavy users needing a chair that resists sinking
- Larger individuals requiring robust, high-capacity support
Who should skip it
- Budget-focused shoppers looking for the lowest entry price
- Users who frequently move or transport their office chair
- DIY owners lacking specialized tools or mechanical experience
Performance breakdown
Weight Capacity
Handles up to 400 pounds with industrial-grade structural integrity.
Build Durability
Class 4 certification ensures long-term resistance to heavy daily wear.
Compatibility
Universal design integrates seamlessly with most major gaming chair brands.
Adjustment Smoothness
Hydraulic action provides fluid height transitions without any jerky movements.
Installation Ease
Standard grip stem mounting makes for a straightforward, tool-assisted replacement process.
Stability
Eliminates chair wobble for a rock-solid, distraction-free seating experience.
Key Specs
Accessory Type
Gas Lift Cylinder
Weight Capacity
400 pounds
Mounting Type
Grip Stem
Gas Lift Class
4.0
Quantity Per Pack
1
Height Adjustment Range
3.937 inches
Class 4 gas spring
Supports up to 180 kg (400 pounds)
Features
- Class 4 gas spring for superior strength
- High weight capacity supports up to 180 kg
- Reliable and smooth height adjustment
- Universal fit for many gaming chair brands
- Durable construction for long-lasting use
- Enhances chair stability and comfort
What customers say
Users praise the MAXNOMIC Class-4 Cylinder for its exceptional reliability and quality, noting it restores gaming chairs to their original premium feel. Many highlight its superior build compared to generic replacements, effectively maintaining height adjustment and stability even after years of heavy use. Its certified safety rating provides significant confidence, especially for heavier individuals who have experienced issues with lesser components. Customers view this cylinder as a valuable investment that extends chair lifespan, justifying its premium price. While installation can sometimes be challenging due to seized old cylinders, the smooth, consistent operation and lack of sinking once installed confirm its reputation as a worthwhile, long-term upgrade for chair longevity.
Know before you buy
This cylinder features a universal grip stem mounting type, which is the industry standard for most gaming chairs. However, we recommend measuring your existing cylinder's diameter and length to ensure compatibility with your chair's base and seat mechanism.
A Class-4 rating indicates the highest level of durability and safety for office and gaming chairs. It features thicker steel walls, allowing it to safely support higher weight capacities and withstand more frequent height adjustments without failing.
Yes, the MAXNOMIC Class-4 cylinder is available in Standard, Short, and Tall sizes to accommodate different user heights and desk setups. Be sure to select the size that matches your current cylinder's travel range to maintain your preferred ergonomic position.
Replacing a gas cylinder typically requires a pipe wrench or a rubber mallet to remove the old unit from the chair base and seat mechanism. While the installation itself is straightforward, removing a seized or stuck cylinder can require significant force.
Yes, this cylinder is specifically engineered to support up to 180 kg (400 lbs). Its robust construction ensures that it maintains stability and smooth height adjustment even when operating at its maximum weight capacity.
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