---
product_id: 290604372
title: "Office Chair Base Replacement, 28 Inch Heavy Duty(2500 Lbs) Metal Leg, Reinforced to Repair Swivel Gaming Chair Bottom Part with Universal Caster and Gas Cylinder Size (Silver)"
brand: "mastery mart"
price: "3440594₫"
currency: VND
in_stock: true
reviews_count: 8
url: https://www.desertcart.vn/products/290604372-office-chair-base-replacement-28-inch-heavy-duty-2500-lbs
store_origin: VN
region: Vietnam
---

# Supports up to 2500 lbs weight 28-inch heavy-duty metal base Universal fit for casters & gas cylinders Office Chair Base Replacement, 28 Inch Heavy Duty(2500 Lbs) Metal Leg, Reinforced to Repair Swivel Gaming Chair Bottom Part with Universal Caster and Gas Cylinder Size (Silver)

**Brand:** mastery mart
**Price:** 3440594₫
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your chair’s foundation — because your throne deserves the best!

## Quick Answers

- **What is this?** Office Chair Base Replacement, 28 Inch Heavy Duty(2500 Lbs) Metal Leg, Reinforced to Repair Swivel Gaming Chair Bottom Part with Universal Caster and Gas Cylinder Size (Silver) by mastery mart
- **How much does it cost?** 3440594₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/290604372-office-chair-base-replacement-28-inch-heavy-duty-2500-lbs)

## 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 Last:** Premium-grade reinforced metal base engineered to exceed BIFMA & ANSI standards for unmatched durability.
- • **Sleek & Polished:** Contemporary chrome finish adds a modern, professional touch to your workspace setup.
- • **Heavy-Duty Strength:** Robust design supports an impressive 2500 lbs load capacity, ensuring stability under pressure.
- • **Effortless Installation:** Includes installation package and base cap for quick, hassle-free replacement without professional help.
- • **Universal Compatibility:** Seamlessly fits almost every office, gaming, and swivel chair with standard caster and gas lift sockets.

## Overview

The Mastery Mart Office Chair Base Replacement is a 28-inch heavy-duty metal base designed to reinforce and repair your swivel or gaming chair. Crafted from premium-grade metal that meets rigorous BIFMA and ANSI standards, it supports up to 2500 lbs and fits universally with standard casters and gas cylinders. Its polished chrome finish and easy installation kit make it the ultimate upgrade for professionals seeking durability and style in their office furniture.

## Description

Full description not available

## Features

- ➤ WHAT'S IN THE BOX: 1 Set of Office Chair Silver Base Replacement, Installation Package, 1 Base Cap.
- ➤ PREMIUM GRADE METAL MADE STRONG BASE REPLACEMENT: This Heavy Duty Chrome Base Stool is manufactured to meet the Office Chair's highest industry standard (BIFMA and ANSI). The reinforced metal and durability of the base will ensure your chair's base is firmly sound for many years.
- ➤ UNIVERSAL SIZE: The office chair base works perfectly with almost every office chair, gaming chair, desk chair, task chair and swivel chair on the market. The office chair base replacement has universal sockets that will fit your original casters and gas lift cylinder.
- ➤ SIZE DETAIL: Office Chair Base Size in Diameter: 28’’ (70 cm). Chrome Base Leg Length: 12.6’’ (32 cm). Standard Gas Cylinder Socket: 2’’ (5 cm). Standard Caster Sockets: 7/16’’ x 7/8’’ (11mm x 22mm). Height of the Chrome Base: 4’’ (10 cm)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | MASTERY MART |
| Color | Silver |
| Product Dimensions | 28"D x 28"W x 4"H |
| Size | 70 cm |
| Back Style | Solid Back |
| Special Feature | 11mm x 22mm, Durable, Easy to Replace and Install, Heave Duty, Quality Guaranteed |
| Product Care Instructions | Wipe Clean |
| Unit Count | 1.0 Count |
| Recommended Uses For Product | Office |
| Maximum Weight Recommendation | 2500 Pounds |
| Style | Contemporary |
| Pattern | Solid |
| Finish Type | Polished |
| Room Type | Office |
| Age Range (Description) | Adult |
| Included Components | Base Only |
| Shape | Round |
| Arm Style | Armless |
| Surface Recommendation | Hard Floor |
| Furniture base movement | Swivel |
| Indoor/Outdoor Usage | Indoor |
| Furniture Finish | Chrome |
| Fill Material | Foam |
| Leg Style | Straight Leg |
| Reclining Position Count | 1 |
| Tilting | No |
| Is Customizable | No |
| Is Foldable | No |
| Form Factor | Metal |
| Manufacturer | Mastery Mart Co., Limited |
| Assembly Instructions Description | Remove the casters and gas lift from the chair base and put them in the new chrome base. |
| Item Weight | 4.4 pounds |
| Item model number | MM-REP-BAS001-CH-EU |
| Weight | 3 Kilograms |

## Product Details

- **Brand:** MASTERY MART
- **Color:** Silver
- **Material:** Metal
- **Product Dimensions:** 28"D x 28"W x 4"H
- **Size:** 70 cm

## Images

![Office Chair Base Replacement, 28 Inch Heavy Duty(2500 Lbs) Metal Leg, Reinforced to Repair Swivel Gaming Chair Bottom Part with Universal Caster and Gas Cylinder Size (Silver) - Image 1](https://m.media-amazon.com/images/I/51xVt7KLnNL.jpg)

## Available Options

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

## Questions & Answers

**Q: How secure is the base of the office chair? Does it have a locking mechanism and sturdy back support?**
A: The office chair base is designed with safety in mind. It features a reliable locking mechanism to keep the base stable and secure, along with sturdy base support to prevent accidental tilting or damage, ensuring your safety during use.

**Q: What materials are used in the construction of the office chair base? Is it sturdy and durable?**
A: The office chair base is made from high-quality materials to ensure it is sturdy up to max capacitu of 2500 LBs and durable, avoiding any cheap feel. Every component undergoes strict quality control, providing reliable support that lasts long-term.

**Q: Is the office chair base easy to assemble? Does it come with an installation guide and tools?**
A: Yes, the office chair base is designed for easy assembly. It comes with a clear installation guide and all necessary tools, making it simple to replace your existing base—even if you have no prior experience.

**Q: How stable is the office chair base? Can it adapt to different floor surfaces?**
A: The office chair base is designed for excellent stability, minimizing the risk of tipping. Whether on tile, hardwood, or carpet, it adapts well to various floor types, providing steady support in any environment.

**Q: Is the office chair base easy to clean and maintain? Does it require special tools?**
A: Yes, the office chair base is designed for easy cleaning and maintenance. Its simple design means no special tools or complicated steps are needed, allowing you to keep the base in great condition with minimal effort.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Can  b
*by L***L on August 28, 2025*

An office chair that i purchased on Amazon had broken and I wanted to replace it, looked online and found a sturdier base for this chair. Bought it and it looks good.

### ⭐⭐⭐⭐⭐ Excellent!
*by S***S on August 14, 2025*

Excellent product!! Made my chair feel so comfortable and stable!

### ⭐⭐⭐⭐⭐ amazin build quality
*by X***R on August 3, 2025*

1 year in and it's been absolutely perfect, I recommend this lots

## Frequently Bought Together

- Mastery Mart Office Chair Base Replacement, 28 Inch Heavy Duty(2500 Lbs) Metal Leg, Reinforced to Repair Swivel Gaming Chair Bottom Part with Universal Caster and Gas Cylinder Size (Silver)
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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-01*