How secure is the base of the office chair? Does it have a locking mechanism and sturdy back support?

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.

What materials are used in the construction of the office chair base? Is it sturdy and durable?

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.

Is the office chair base easy to assemble? Does it come with an installation guide and tools?

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.

How stable is the office chair base? Can it adapt to different floor surfaces?

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.

Is the office chair base easy to clean and maintain? Does it require special tools?

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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Heavy Duty Office Chair Base Replacement, 2500 Lbs, 28"(70 cm), Metal Desk Chair Base Replacement Parts with Universal Gas Cylinder Hole and Casters Sockets, Matte Black

Heavy Duty Office Chair Base Replacement, 2500 Lbs, 28"(70 cm), Metal Desk Chair Base Replacement Parts with Universal Gas Cylinder Hole and Casters Sockets, Matte Black

Product ID: 291011840

Details

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

📏Universal 28" diameter fits most chairs

⚙️Supports up to 2500 lbs load

🛠️Easy install with universal gas cylinder hole

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€ 235.83

Duties & taxes included

In stock

Sold byAmazon ItalyDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Details

Brand
MASTERY MART
Color
Matte Black
Material
Metal

Description

🪑 Upgrade your throne with unshakable strength and sleek style!

COST SAVVY UPGRADE - Replace your chair base for a fraction of the cost of a new chair—smart, sustainable, and stylish in matte black.
UNIVERSAL COMPATIBILITY - Fits most office, gaming, and executive chairs with standard 7/16" x 7/8" casters and 2" gas cylinders—no guesswork, just seamless replacement.
SCRATCH RESISTANT SAFE - Low center of gravity design prevents wobbling and protects your floors from costly damage—work confidently without worry.
UNMATCHED STRENGTH STABILITY - Engineered metal base supports a massive 2500 lbs, ensuring your chair stays rock-solid through every work marathon.
QUICK HASSLE FREE INSTALLATION - Clear step-by-step instructions get you back to work in under 15 minutes—no tools or tech skills required.

The MASTERY MART Heavy Duty Office Chair Base Replacement is a durable, matte black metal base designed to support up to 2500 lbs. Measuring 28 inches in diameter, it fits most office and gaming chairs with standard caster stems and gas cylinders. Its low center of gravity enhances stability and protects floors from scratches. Easy to install and budget-friendly, this replacement base offers a smart solution to extend the life of your favorite chair with a sleek, professional finish.

Specifications

ASIN	B07ZY36NJ1
Additional Features	11mm x 22mm, Durable, Easy to Replace and Install, Heave Duty, Quality Guaranteed
Age Range Description	Adult
Arm Style	Armless
Assembly Instructions Description	Included, Easy to follow
Back Style	Solid Back
Best Sellers Rank	#18,644 in Office Products ( See Top 100 in Office Products ) #23 in Office Furniture Casters
Brand	MASTERY MART
Brand Name	MASTERY MART
Color	Matte Black
Customer Reviews	4.5 out of 5 stars 1,673 Reviews
Fill Material	Metal
Finish Types	Polished
Form Factor	Metal
Frame Material Type	Metal
Furniture Base Movement	Swivel
Furniture Finish	Black,Matte
Included Components	Base Only
Indoor Outdoor Usage	Indoor
Is Customizable?	No
Is Electric	No
Is Foldable	No
Item Depth	32 centimeters
Item Dimensions	27.56 x 27.56 x 3.94 inches
Item Dimensions D x W x H	28"D x 28"W x 4"H
Item Weight	5 Pounds
Leg Style	Tapered Leg
Manufacturer	Mastery Mart Co., Limited
Manufacturer Part Number	Mastery Mart
Material	Metal
Material Type	Metal
Maximum Weight Recommendation	2200 Pounds
Model Number	Mastery Mart
Pattern	Solid
Product Care Instructions	Wipe Clean
Product Dimensions	28"D x 28"W x 4"H
Reclining Position Count	1
Recommended Uses For Product	Office
Required Assembly	Yes
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	Contemporary
Tilting	No
Unit Count	1.0 Count

Reviews

J**N

22.02.2026

J**.

10.02.2026

A**R

4.04.2026

D**C

6.04.2026

K**S

25.06.2024

J**G

25.03.2026

M**Y

28.08.2024

A**R

24.03.2026

E**B

2.03.2026

J**Z

20.12.2025

A**E

25.07.2020

A**O

24.02.2021

S**7

10.07.2020

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TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

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The product quality is outstanding. Exactly what I needed for my work.

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