---
product_id: 577551848
title: "MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black)"
brand: "mastery mart"
price: "¥18718"
currency: JPY
in_stock: true
reviews_count: 5
url: https://www.desertcart.jp/products/577551848-mastery-martoffice-chair-gas-lift-cylinder-replacement-hydraulic-pneumatic-shock
store_origin: JP
region: Japan
---

# 450 LBs Capacity 7.6" Travel Universal Fit MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black)

**Brand:** mastery mart
**Price:** ¥18718
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Workspace Experience!

## Quick Answers

- **What is this?** MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black) by mastery mart
- **How much does it cost?** ¥18718 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/577551848-mastery-martoffice-chair-gas-lift-cylinder-replacement-hydraulic-pneumatic-shock)

## 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

- • **Elevate Your Comfort:** Transform your workspace with a gas lift cylinder that adapts to your needs.
- • **Seamless Installation:** Experience hassle-free setup and smooth 360-degree movement.
- • **Heavy-Duty Performance:** Engineered to support up to 450 LBs, ensuring durability and reliability.
- • **Satisfaction Guaranteed:** Enjoy peace of mind with our 100% satisfaction guarantee.
- • **Universal Compatibility:** Designed to fit most office chairs, making it the perfect upgrade.

## Overview

The MASTERY MART Office Chair Gas Lift Cylinder Replacement is a premium-grade hydraulic piston designed for heavy-duty performance, supporting up to 450 LBs. With a universal fit and an adjustable stroke length of 7.6 inches, it ensures seamless installation and smooth movement, making it the ideal upgrade for your office chair.

## Description

MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black)

## Features

- ➤ UNIVERSAL SIZE THAT FITS MOST CHAIRS. Outer cylinder diameter 50 mm (2 inches). Inner cylinder diameter 28mm (1.1 inches). Please confirm the measurement before ordering.
- ➤ 192 mm (7.6 inches) ADJUSTABLE STROKE LENGTH. Minimum length: 385mm (15.2 inches); maximum length when fully extended: 570mm (22.4 inches).
- ➤ PREMIUM GRADE GAS LIFT CYLINDER. This heavy duty gas lift cylinder is manufactured to meet the highest industry standard (BIFMA/ANSI), the lift has maximum capacity up to 450 LBs/ 204 KGs.
- ➤ EASY INSTALLATION AND SMOOTH MOVEMENT. Very easy installation and replacement. Piston stroke that goes up and down and rotates 360 degrees.
- ➤ 100% SATISFACTION GUARANTEED. If you don't absolutely enjoy it, we guarantee you that we will reimburse you for 100% of your order.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | MASTERY MART |
| Model Number | MM-REP-GL05 |
| Colour | Matte Black |
| Product Dimensions | 38 x 5.5 x 5.5 cm; 1.5 kg |
| Capacity | 454 Kilograms |
| Material | 192mm Reiselänge |
| Item Weight | 1.5 kg |

## Product Details

- **Brand:** MASTERY MART
- **Color:** Matte Black
- **Material:** Alloy Steel
- **Product Dimensions:** 13.9"D x 2"W x 2"H
- **Size:** 8'' Travel Length

## Images

![MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black) - Image 1](https://m.media-amazon.com/images/I/51osjvW2tSL.jpg)
![MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black) - Image 2](https://m.media-amazon.com/images/I/71s7bjaJkUL.jpg)
![MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black) - Image 3](https://m.media-amazon.com/images/I/71PgUy1wk+L.jpg)
![MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black) - Image 4](https://m.media-amazon.com/images/I/712eETvijhL.jpg)
![MASTERY MARTOffice Chair Gas Lift Cylinder Replacement, Hydraulic Pneumatic Shock Piston, Heavy Duty 450 LBs/204 KGs, Universal Size Fits Most Office Chair, 7.6'' Travel Length, Class 4 (Matte Black) - Image 5](https://m.media-amazon.com/images/I/81TPhXI-2tL.jpg)

## Available Options

This product comes in different **Size Name** 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”, Shortest and longest height for 4“ stroke ( 9.7 Inch -13.6 Inch ); 4.8“ stroke ( 10.7 Inch -15.5 Inch ); 6“ stroke ( 11.5 Inch -17.5 Inch ); 8“ stroke ( 14.7 Inch -22.2 Inch ).

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
    parfait
  
  

*by T***S on Reviewed in Belgium on 21 July 2024*

fonctionne très bien, remplacement de mon ancien défectueux,facile a changer mais avec le matériel adéquat et un peu d'huiles de coude pour le reste conforme a met attente.je recommande.

### ⭐⭐⭐⭐⭐ 







  
  
    Work like intended
  

*by A***D on Reviewed in the United Arab Emirates on 21 June 2024*

This thing is tall! Great quality and works like intended.No complaints.

### ⭐⭐⭐⭐⭐ 







  
    Passt wackelt nicht hat gut Luft nach oben
  
  

*by M***8 on Reviewed in Germany on 11 September 2024*

Typ Zylinder auch für meinen ca 3 Jahre alten Gaming Stuhl wegen einem Eigenbau Tisch musste dieser 10cm höher sein da hat der Zylinder gut geholfen

## Frequently Bought Together

- 14 Inches-22 Inches Extra Long Gas Lift Cylinder Replacement, 8" Stroke, Hydraulic Pneumatic Shock Piston, Heavy Duty 1000lbs, Universal Fit For Drafting Chairs Bar Stools, Class 4, Black
- Mastery Mart Office Chair Caster Wheels for Hardwood Floors, Heavy Duty and Quiet Smooth Rollerblade Wheels for Office Chair, Universal Size (11x22mm), Suitable for Most 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 Japan*
*Store origin: JP*
*Last updated: 2026-02-06*