---
product_id: 207966104
title: "chair gas cylinder"
brand: "mastery mart"
price: "56130CFA"
currency: XOF
in_stock: true
category: "Mastery Mart"
url: https://www.desertcart.sn/products/207966104-chair-gas-cylinder
store_origin: SN
region: Senegal
---

# Supports up to 1000 lbs 4-inch adjustable stroke Class 4 heavy-duty piston chair gas cylinder

**Brand:** mastery mart
**Price:** 56130CFA
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your workspace comfort with power and precision!

## Quick Answers

- **What is this?** chair gas cylinder by mastery mart
- **How much does it cost?** 56130CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/207966104-chair-gas-cylinder)

## Best For

- mastery mart enthusiasts

## Why This Product

- Trusted mastery mart brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Endure:** Crafted from premium alloy steel, this Class 4 gas lift withstands up to 1000 lbs for unmatched durability.
- • **Risk-Free Upgrade:** Backed by 100% satisfaction guarantee with responsive support, replacements, or refunds if needed.
- • **Universal Compatibility:** Fits most office chairs including Herman Miller Aeron with precise 2-inch base and 1-1/8 inch piston diameters.
- • **Say Goodbye to Chair Sinking:** Reliable pneumatic piston eliminates annoying sinking issues and ensures seamless 360° swivel.
- • **Effortless Height Customization:** Adjust your chair height smoothly with a 4-inch stroke for perfect ergonomic alignment.

## Overview

The MASTERY MART Gas Lift Cylinder is a heavy-duty, Class 4 pneumatic piston designed to replace and upgrade most office chairs. With a 4-inch adjustable height range (9.88 to 13.62 inches), it supports up to 1000 lbs and fits widely used chair models, including Herman Miller Aeron. Made from premium alloy steel, it ensures durability and smooth 360-degree rotation, eliminating common sinking problems. This replacement part is ideal for professionals seeking ergonomic comfort and reliability, backed by a satisfaction guarantee.

## Description

MASTERY MART 9 Inches to 13 Inches Gas Lift Cylinder for Most Office Chair, 4" Stroke, Heavy Duty 1000lbs, Office Chair Gas Lift Cylinder Replacement, Class 4 Pneumatic Piston (Not for 1KEA, Black) : desertcart.co.uk: Stationery & Office Supplies

## Features

- 🏆【Adjustable Height 4 inches】The compressed length is 9.88 inches (251mm), the fully expanded length is 13.62 inches (346mm), stroke length is 4 inches, which allows your chairs to rise higher. (Note: Please measure the length of the outer cylinder before purchase).
- 🏆【Universal Fit Size for Most Chairs】The outer column cylinder diameter connected to the base is 2 inches (50mm), and the piston shaft diameter connected to the chair is 1-1/8" (28mm). This pneumatic piston cylinder will fit almost every office chair on the market including Herman Miller Aeron. Please confirm these measurements before making a purchase. Not compatible with 1KEA and some other brands.
- 🏆【Upgraded Class 4 Gas Cylinder】Mastery Mart office chair cylinder replacement is made of premium steel. This heavy-duty gas lift cylinder is manufactured to meet the highest industry standard (BIFMA/ANSI), the lift has a maximum capacity of up to 1000 lbs.
- 🏆【Eliminate Sinking Concerns】Prevent sinking issues by removing the old cylinder using a hammer or wrench. Simply assemble our new cylinder into the base and attach the seat. Our office chair lift provides seamless 360-degree rotation.
- 🏆【100% Satisfaction Guaranteed】For any issues with using our chair shock replacement, please don't hesitate to contact us. We are here to provide guidance, offer replacements, or process refunds, depending on your specific case. Your satisfaction is our priority.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0859WG3X8 |
| Age Range Description | Adult |
| Arm Style | Armless |
| Assembly Instructions Description | Assembly required. Follow the instructions provided. |
| Back Style | Mid Back |
| Best Sellers Rank | 23,122 in Home & Kitchen ( See Top 100 in Home & Kitchen ) 249 in Furniture Accessories |
| Brand Name | MASTERY MART |
| Colour | Matte Black |
| Country Of Origin | China |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,479) |
| Fabric Type | No |
| Form Factor | swiveling |
| Frame Material Type | Metal |
| Furniture Base Movement | Swivel |
| Included Components | gas lift cylinder |
| Indoor Outdoor Usage | Indoor |
| Is Assembly Required? | No |
| Is Customizable? | No |
| Is Extendable | No |
| Is Foldable | No |
| Item Depth | 2 inches |
| Item Dimensions | 25 x 5 x 5 centimetres |
| Item Dimensions D x W x H | 25D x 5W x 5H centimetres |
| Item Shape | Cylindrical |
| Item Weight | 1.1 kg |
| Leg Style | Straight Leg |
| Manufacturer | Mastery Mart Co., Limited |
| Manufacturer Part Number | MF-PT001 |
| Material Type | Alloy Steel |
| Maximum Weight Recommendation | 453.59 kg |
| Model Name | Office Chair Gas Cylinder |
| Model Number | GAS-LIFT-GL |
| Number of Items | 1 |
| Number of Packs | 1 |
| Pattern | Solid |
| Product Care Instructions | Wipe Clean |
| Reclining Position Count | 1 |
| Recommended Uses For Product | Office |
| Room Type | Office |
| Seat Depth | 24.9 centimetres |
| Seat Material Type | Fabric |
| Size | 9-13 Inches, 4'' Travel Length |
| Sleeping Bag Filling Material | Foam |
| Special Features | Adjustable Height |
| Style Name | Solid |

## Product Details

- **Brand:** MASTERY MART
- **Colour:** Matte Black
- **Material:** Alloy Steel
- **Product dimensions:** 25D x 5W x 5H centimetres
- **Size:** 9-13 Inches, 4'' Travel Length

## Images

![chair gas cylinder - Image 1](https://m.media-amazon.com/images/I/51vgc3GW7CL.jpg)

## Available Options

This product comes in different **Colour Name, Size Name** options.

## Questions & Answers

**Q: Will this chair cyinder fit on the herman miller aeron office chair?**
A: Yes, our cylinder measures 1-1/8” (28mm) at the top, where it fits into the chair seat, shaft diameter 2” (50mm) at the bottom, where it fits into the chair base, you can measure your original cylinder before ordering.

**Q: What are the measurements of the cylinder, shortest and longest height as well as overall length and width?**
A: Top of the cylinder: 1-1/8”, Shaft diameter：2”, Shortest and longest height for 4“ stroke ( 9.88 Inches -13.6 Inches ); 5.5“ stroke ( 11.7 Inches -17.2 Inches ); 8“ stroke ( 14 Inches -21.8 Inches ).

**Q: Will this chair cyinder work for 1KEA office chair?**
A: No.

## Frequently Bought Together

- 9 Inches to 13 Inches Office Chair Cylinder Replacement, 4" Stroke, Heavy Duty 1000lbs, Hydraulic Pneumatic Shock Piston, Universal Gas Cylinder Fit for Most Office Chairs, Class 4, Black
- Besitu 500Lbs Office Chair Replacement Parts, w/ 6'' x 10.2" Mounting Holes Chair Base Heavy Duty Plate Swivel Tilt Control Seat Mechanism for Executive and Gaming Chairs
- MASTERY MART 28" Heavy Duty Office Chair Base Replacement Parts, 2500 Lbs, Desk Chair Reinforced Metal Leg with Universal Gas Cylinder Hole and Casters Sockets, Matte Black

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-08-21*