---
product_id: 156558348
title: "MASTERY MART 28 Inch Office Chair Base Replacement, 2500 lbs Capacity, Heavy-Duty Metal Base for Swivel Gaming Chair, Universal Caster Hole, Matte Black"
brand: "mastery mart"
price: "₱31927"
currency: PHP
in_stock: true
category: "Mastery Mart"
url: https://www.desertcart.ph/products/156558348-mastery-mart-28-inch-office-chair-base-replacement-2500-lbs
store_origin: PH
region: Philippines
---

# Universal caster hole fit Matte black sleek finish 2500 lbs load capacity MASTERY MART 28 Inch Office Chair Base Replacement, 2500 lbs Capacity, Heavy-Duty Metal Base for Swivel Gaming Chair, Universal Caster Hole, Matte Black

**Brand:** mastery mart
**Price:** ₱31927
**Availability:** ✅ In Stock

## Summary

> 🪑 Upgrade your throne with power and style — because your chair deserves the best!

## Quick Answers

- **What is this?** MASTERY MART 28 Inch Office Chair Base Replacement, 2500 lbs Capacity, Heavy-Duty Metal Base for Swivel Gaming Chair, Universal Caster Hole, Matte Black by mastery mart
- **How much does it cost?** ₱31927 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/156558348-mastery-mart-28-inch-office-chair-base-replacement-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

- • **Effortless Upgrade:** Replace your chair base, not the whole chair—save up to 80% on a premium fix.
- • **Unmatched Strength:** Supports an industry-leading 2500 lbs for ultimate durability and peace of mind.
- • **Sleek Modern Design:** Matte black curved metal base adds a sophisticated touch to any workspace or gaming setup.
- • **Seamless Compatibility:** Fits most office and gaming chairs, including premium brands like Herman Miller.
- • **Hassle-Free Installation:** Clear step-by-step instructions make upgrading your chair base quick and easy.

## Overview

The MASTERY MART 28 Inch Office Chair Base Replacement is a heavy-duty, matte black metal base designed to support up to 2500 lbs. Universally compatible with most office and gaming chairs, including Herman Miller models, it features a sleek curved design and fits standard caster stems and gas cylinders. This budget-friendly, easy-to-install replacement base offers a durable, stylish solution to extend the life of your favorite chair.

## Description

Buy MASTERY MART 28 Inch Office Chair Base Replacement, 2500 lbs Capacity, Heavy-Duty Metal Base for Swivel Gaming Chair, Universal Caster Hole, Matte Black: Casters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- ➤ Universal Compatibility：This gaming chair base replacement is compatible with most office and gaming chairs on the market, including models from Herman Miller. Suitable for office chairs, gaming chairs, desk chairs, and executive chairs. Fits caster stems: 7/16" x 7/8" (11 mm x 22 mm) and gas cylinder diameter: 2" (5 cm).
- ➤ Premium & Durable Metal Construction: Crafted to the highest industry standards, this heavy-duty chrome base features reinforced metal tubing for exceptional durability and load-bearing performance—supporting up to 2500 lbs. Built to last for years of reliable use.
- ➤ Sleek & Versatile Design: Featuring a smooth curve tube design, the Mastery Mart office chair base boasts an elegant appearance. It seamlessly integrates with nearly all types of office, gaming, desk, task, & swivel chairs available on the market.
- ➤ Budget-Friendly Solution: Why replace the whole chair when you can fix it for 1/5 the cost? If your chair seat is still in good condition, replacing the base is a smart way to save money and keep your favorite chair.
- ➤ 100% Satisfaction Guaranteed：Our replacement base is easy to install with clear, step-by-step instructions. If this doesn't fit your chair, you can simply return it.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07VGW61RY |
| Additional Features | Durability |
| Age Range Description | Adult |
| Arm Style | Armless |
| Assembly Instructions Description | Yes, assembly is required |
| Back Style | Solid Back |
| Best Sellers Rank | #222,000 in Office Products ( See Top 100 in Office Products ) #378 in Office Furniture Casters |
| Brand Name | MASTERY MART |
| Color | Matte Black |
| Cushion Style | Plain |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,301) |
| Fabric Type | Metal |
| Fill Material | Foam, Polyester |
| Finish Types | Polished |
| Form Factor | Metal |
| Frame Material Type | Metal |
| Furniture Base Movement | Swivel |
| Furniture Finish | Chrome |
| Included Components | Base Only |
| Indoor Outdoor Usage | Indoor |
| Item Depth | 28 inches |
| Item Dimensions | 27.56 x 27.56 x 4.33 inches |
| Item Dimensions D x W x H | 28"D x 28"W x 4"H |
| Item Weight | 2 kg |
| Leg Style | Curved Leg |
| Manufacturer | Mastery Mart Inc. |
| Manufacturer Part Number | MM-REP-BAS001 |
| Material Type | Metal |
| Maximum Weight Recommendation | 2500 pounds |
| Model Number | Mastery Mart Office Chair Base |
| Pattern | Solid |
| Product Care Instructions | Wipe Clean |
| Reclining Position Count | 1 |
| Recommended Uses For Product | Office |
| Room Type | Office |
| Seat Height | 28 inches |
| Seat Material | Metal |
| Shape | Round |
| Size | 28D x 28W x 4H in |
| Style Name | Contemporary |
| Surface Recommendation | Hard Floor |
| Theme | Modern |
| Unit Count | 1 Count |

## Product Details

- **Brand:** MASTERY MART
- **Color:** Matte Black
- **Material:** Metal
- **Product Dimensions:** 28"D x 28"W x 4"H
- **Size:** 28D x 28W x 4H in

## Images

![MASTERY MART 28 Inch Office Chair Base Replacement, 2500 lbs Capacity, Heavy-Duty Metal Base for Swivel Gaming Chair, Universal Caster Hole, Matte Black - Image 1](https://m.media-amazon.com/images/I/61oFU1R5mBL.jpg)

## 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.

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-08-08*