Herman Miller and Other Office Chairs Compatible – Heavy Duty Gas Cylinder by OLS
Herman Miller and Other Office Chairs Compatible – Heavy Duty Gas Cylinder by OLS is backordered and will ship as soon as it is back in stock.
Description
Description
Herman Miller and Other Office Chairs Compatible – Heavy Duty Gas Cylinder by OLS
This product is designed and manufactured by OfficeLogixShop. It is not an OEM Herman Miller part. “Herman Miller” and “Aeron” are referenced solely to identify the compatible chair models. OfficeLogixShop is not affiliated with or endorsed by MillerKnoll, Inc.
Upgrade your office chair’s stability and comfort with our Heavy Duty Replacement Gas Cylinder. Designed for busy environments and extended service life, this cylinder is built to maintain reliable height support where standard cylinders might fail. It is rated to support up to 450 lbs, providing a robust solution for your ergonomic seating.
Built to Last: A heavy-duty upgrade that restores smooth lift and unwavering stability to your workstation!
Why Upgrade to Heavy Duty?
Standard cylinders can eventually lose pressure or wobble. Our Heavy Duty unit is specifically engineered for higher weight capacity and durability. It ensures your chair maintains its height setting without sinking, offering consistent performance for office, executive, and computer chairs.
Key Features
| Feature | Benefit |
|---|---|
| Heavy Duty Rating | Rated up to 450 lbs for reliable, long-term support. |
| Broad Compatibility | Installs easily in most chair bases and mechanisms without additional screws. |
| Smooth Adjustability | Features a five-inch stroke range to dial in your perfect comfortable position. |
| Quiet Operation | Allows for full 360-degree swivel with low noise movement. |
| Long Lasting | Built for extended service life to reduce the need for frequent replacements. |
Technical Specifications
| Specification | Details |
|---|---|
| Weight Capacity | Rated up to 450 lbs |
| Travel Range | 5 Inches (Standard Stroke) |
| Compatibility | Most standard office chair bases & mechanisms |
| Color | Black / Dark Grey |
Enjoy a steadier seat with smooth height control by upgrading to a heavy-duty gas cylinder built for comfort and reliability.
For a detailed installation video and tips on adjusting your chair mechanism, please scroll down below.
Installation & Adjustment Guide
How to Replace Your Cylinder
Step-by-step instructions for removal, installation, and fine-tuning the height hold.
Product Highlights
Heavy Duty Support
A sinking chair breaks your concentration. Our cylinder is rated for 450 lbs to ensure reliable, rock-solid support for years.
Wide Compatibility
It is a robust upgrade compatible with most standard office chair bases and mechanisms that use a standard replacement cylinder.
Simple Removal
Use a pipe wrench to twist the cylinder loose and a mallet to knock the base off. No tools are needed to install the new one.
Fine-Tune Sinking
If your chair sinks after installation, simply remove the mechanism cover and adjust the bolt or pin that presses the cylinder button.
Service & Support
2-Year Warranty
We stand behind our quality. Our heavy-duty cylinders are fully covered against failure for 2 full years.
Global & Domestic Shipping
Free shipping in the USA and the best international shipping rates available for global customers.
Local to Columbus, OH?
Struggling with a stubborn cylinder? Bring your chair to our Lewis Center showroom and our team can assist with the removal and replacement.
Frequently Asked Questions
Will this fit my specific office chair?
Yes, it is compatible with most standard office chair bases and mechanisms that use a standard replacement cylinder.
How do I remove the old cylinder?
Use a pipe wrench to twist the cylinder loose from the seat mechanism, and a hammer or mallet to knock the base off.
What if the chair still sinks or won't lift?
Remove the plastic cover on your mechanism and adjust (loosen or tighten) the bolt or pin that presses the cylinder button.
Do I need special tools?
You will need a pipe wrench and a rubber mallet to remove the old cylinder. No tools are needed to install the new one.

