---
product_id: 378999156
title: "MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4\" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black"
brand: "mastery mart"
price: "$110"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/378999156-mastery-mart-office-chair-gas-lift-cylinder-replacement-4-travel
store_origin: NZ
region: New Zealand
---

# 4-inch adjustable travel Class 4 steel strength Universal fit design MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black

**Brand:** mastery mart
**Price:** $110
**Availability:** ✅ In Stock

## Summary

> 🪑 Elevate your workspace with power and precision!

## Quick Answers

- **What is this?** MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black by mastery mart
- **How much does it cost?** $110 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/378999156-mastery-mart-office-chair-gas-lift-cylinder-replacement-4-travel)

## 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

- • **Unmatched Durability:** Premium Class 4 steel supports up to 1000 lbs for heavy-duty reliability.
- • **Seamless Compatibility:** Universal sizing fits most office and gaming chairs, including Herman Miller Aeron.
- • **Effortless Installation:** Quick swap design eliminates sinking issues—no professional help needed.
- • **Confidence in Every Seat:** Backed by 100% satisfaction guarantee with responsive customer support.
- • **Perfect Height Flexibility:** 4-inch travel length offers smooth, customizable seating comfort from 10.3 to 14 inches.

## Overview

The MASTERY MART Office Chair Gas Lift Cylinder Replacement is a heavy-duty, Class 4 pneumatic piston designed to support up to 1000 lbs. Featuring a versatile 4-inch travel length and universal sizing, it fits most office chairs including premium brands. Its durable matte black steel construction ensures long-lasting performance, while easy installation and a satisfaction guarantee make it the ultimate upgrade for any professional workspace.

## Description

MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black

## Features

- 🥇【Upgraded Class 4 Gas Cylinder】 Mastery Mart's office chair cylinder replacement is made of premium steel. With the latest technique, it is class 4 which meets the highest industry standard (BIFMA/ANSI). Known to be durable and extremely strong, it is capable of supporting up to 1000 lbs.
- 👑【Versatile 4-Inch Travel Length】Our office chair piston provides a 4-inch travel length and adjustable height options from 10.3 to 14 inches, making it a versatile choice for any home or office.
- 🏆【Universal Cylinder for Most Chairs】Compatible with various chair types like office chairs, gaming chairs, executive chairs, and more. Outer cylinder diameter is 2 inches (50mm) for the base hole, and inner cylinder diameter is 1.1 inches (28mm) for the seat hole. Please double-check measurements before ordering. This pneumatic piston cylinder will fit almost every office chair on the market including Herman Miller Aeron.
- 👏【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 |
|---------------|-------|
| Brand | MASTERY MART |
| Color | Matte Black |
| Product Dimensions | 9.84"D x 2"W x 2"H |
| Size | 4'' Travel Length |
| Back Style | Solid Back |
| Special Feature | Durable, Easy to Replace and Install, Heave Duty, Quality Guaranteed, Universal Fit |
| Recommended Uses For Product | Office |
| Style | Solid |
| Pattern | Solid |
| Room Type | Office |
| Age Range (Description) | Adult |
| Model Name | GAS-LIFT |
| Furniture base movement | Swivel |
| Indoor/Outdoor Usage | Indoor |
| Is Customizable | No |
| Is Foldable | No |
| Form Factor | Recliner |
| Manufacturer | Mastery Mart Co., Limited |
| Item Weight | 2.27 pounds |
| Item model number | GAS-LIFT-GL |

## Product Details

- **Brand:** MASTERY MART
- **Color:** Matte Black
- **Product Dimensions:** 9.84"D x 2"W x 2"H
- **Size:** 4'' Travel Length
- **Back Style:** Solid Back

## Images

![MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black - Image 1](https://m.media-amazon.com/images/I/51vgc3GW7CL.jpg)
![MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black - Image 2](https://m.media-amazon.com/images/I/71HZeosVJ3L.jpg)
![MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black - Image 3](https://m.media-amazon.com/images/I/713u5x1gliL.jpg)
![MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black - Image 4](https://m.media-amazon.com/images/I/81ntvQaYN3L.jpg)
![MASTERY MART Office Chair Gas Lift Cylinder Replacement, 4" Travel Length, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Size Fits Most Office Chairs, Class 4, Matte Black - Image 5](https://m.media-amazon.com/images/I/81SCT4Z-F7L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: How durable is this gas lift?**
A: The office chair cylinder is made from high-strength alloy steel, high-quality thickened outer steel, high safety and explosion-proof. The gas lift cylinder has passed SGS official test and BIFMA certification, highest safety Class 4.

**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”,

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

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-23*