---
product_id: 626589793
title: "14\" to 22\" Long Adjustable Gas Lift Cylinder Tube for Office Chair Stool Replacement Parts,Heavy Duty Hydraulic Pneumatic Cylinder Shock Piston (8\"Stroke,Black)"
brand: "ainilaily"
price: "¥12390"
currency: JPY
in_stock: true
category: "Ainilaily"
url: https://www.desertcart.jp/products/626589793-14-to-22-long-adjustable-gas-lift-cylinder-tube-office
store_origin: JP
region: Japan
---

# 450 lbs weight capacity 8-inch adjustable stroke 5-year free replacement warranty 14" to 22" Long Adjustable Gas Lift Cylinder Tube for Office Chair Stool Replacement Parts,Heavy Duty Hydraulic Pneumatic Cylinder Shock Piston (8"Stroke,Black)

**Brand:** ainilaily
**Price:** ¥12390
**Availability:** ✅ In Stock

## Summary

> 🪑 Elevate your workspace — upgrade your chair’s core with power and precision!

## Quick Answers

- **What is this?** 14" to 22" Long Adjustable Gas Lift Cylinder Tube for Office Chair Stool Replacement Parts,Heavy Duty Hydraulic Pneumatic Cylinder Shock Piston (8"Stroke,Black) by ainilaily
- **How much does it cost?** ¥12390 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/626589793-14-to-22-long-adjustable-gas-lift-cylinder-tube-office)

## Best For

- ainilaily enthusiasts

## Why This Product

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

## Key Features

- • **Hassle-Free Installation:** Quick DIY replacement with simple tools—get your chair back to peak performance in minutes.
- • **Built to Endure Heavy Use:** SGS & LGA certified heavy-duty steel construction supports up to 450 lbs without compromise.
- • **360° Rotation Compatibility:** Seamless swivel support ensures fluid movement and dynamic seating experience.
- • **Confidence with 5-Year Warranty:** Enjoy peace of mind with a free replacement guarantee against manufacturing defects.
- • **Smooth 8-Inch Height Adjustment:** Effortlessly customize your chair height from 14.3" to 22.3" for perfect ergonomic comfort.

## Overview

This 14" to 22" adjustable gas lift cylinder is a premium replacement part for office chairs and stools, featuring an 8-inch smooth stroke, heavy-duty steel construction certified by SGS and LGA, and a robust 450 lbs weight capacity. Designed for universal fit and 360-degree rotation, it ensures ergonomic comfort and durability. Backed by a 5-year warranty, it offers a reliable, easy-to-install upgrade that transforms your seating experience.

## Description

Certified by SGS Test（USA)&Higher Standard LGA Test&(GER),unlike cheap leaky and sinking gas lift cylinder,these high standard lift cylinder are more reliable and heavy duty. Questions&Answer 1. Does this lift cylinder fit my chair? In most cases, this Gas Cylinder Tube is applicable to most executive chairs and stools.We still recommend that you measure your original cylinder size before purchasing.） 2. How to choose the size? 8 " stroke lift cylinder is 2-4 inches higher than the conventional. If you want a higher office chair gas lift cylinder,we highly recommend this size.In most cases,when you finish assembling the chair, the height of the chair is about 20-28 inches. 3. How to replace the old gas lift cylinder Usually you may need to use a hammer to take out the old gas lift cylinder from chair base and replace it with a new one. (We suggest you search for "gas lift replacement"on youtube for instructions) 4.Length Fully compressed is: 14.3", and the height fully extended is: 22.3". This means this hydraulic pneumatic tube has an adjustable height range of 8 inches, smooth rise and fall, and supports 360 degrees of rotation. 5.Weight capacity and Warranty Weight capacity: 450 LBS 5 years warranty.Please contact us through desertcart "contact seller".You will get a free replacement for any non-human quality problem within 5 years.

## Features

- Chair replacement parts: Suitable for rolling stool ,gaming chair,office chair,smooth rise and fall, and supports 360 degrees of rotation.
- Study & Heavy Duty: Certified by SGS test (USA) & Higher Standard LGA test (GER), use of high quality materials and thickened outer steel, this gas lift cylinder is of really high quality and durability, weight capacity: 450 lbs
- Universal size: The lowest height is 14.3", the highest height is 22.3", which means this hydraulic lift has a height range of 8 inches. In most cases,when you finish assembling the chair, the height of the chair is about 20-28 inches.
- Longer service life:These high standard office chair cylinder are more reliable and you get a free replacement for any non-human quality problem within 5 years.
- Easy to Install: Usually you will need to use a hammer to remove the old gas lift cylinder from the chair base and replace it with a new one. (We recommend that you search for "gas lift replacement" on YouTube)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CWCQMG34 |
| Best Sellers Rank | #347,481 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #863 in Home Office Desk Chairs |
| Date First Available | January 1, 2024 |
| Item Weight | 2.95 pounds |
| Manufacturer | Ainilaily |
| Package Dimensions | 16.26 x 2.6 x 2.4 inches |

## Images

![14" to 22" Long Adjustable Gas Lift Cylinder Tube for Office Chair Stool Replacement Parts,Heavy Duty Hydraulic Pneumatic Cylinder Shock Piston (8"Stroke,Black) - Image 1](https://m.media-amazon.com/images/I/3189K6P4leL.jpg)

## Available Options

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

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-28*