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Sponsored Ad – MASTERY MART 9 Inches to 13 Inches Office Chair Gas Cylinder, 4" Stroke, Heavy Duty 1000 lbs, Universal Office Chair Replacement Gas Lift Cylinder Pneumatic Shock, Class 4 (Not for 1KEA, Silver)

Sponsored Ad – MASTERY MART 9 Inches to 13 Inches Office Chair Gas Cylinder, 4" Stroke, Heavy Duty 1000 lbs, Universal Office Chair Replacement Gas Lift Cylinder Pneumatic Shock, Class 4 (Not for 1KEA, Silver)

Q: How durable is this gas lift?

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?

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?

Top of the cylinder: 1-1/8”, Shaft diameter：2”,

Product ID: 210281940

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Details

Brand
MASTERY MART
Colour
Silver
Product dimensions
25D x 5W x 5H
Size
4'' Travel
Special feature
Adjustable

📏4-inch adjustable height stroke

🔄360° smooth rotation

⚙️Class 4 heavy-duty steel build

Frequently Bought Together

MASTERY MART 9 Inches to 13 Inches Gas Lift Cylinder for Most Office Chair, 4" Stroke, Heavy Duty 1000 lbs, Office Chair Gas Lift Cylinder Replacement, Class 4 (Not for 1KEA, Silver)

MASTERY MART Office Chair Base Replacement, 28 Inch Heavy Duty 2500Lbs Metal Leg, Reinforced for Swivel Gaming Chair, Universal Caster and Gas Cylinder Size, Polished Steel

MasteryMart Rollerblade Style Caster Wheels Replacement Set of 5 for Office Chair, Office Chair Wheels Universal Size 11x22mm, Rubber Casters for All Floors, Heavy Duty, Smooth (Not for 1KEA, Silver)

Description

⚡ Upgrade your office throne with power and precision!

BUILT TO ENDURE - Class 4 gas cylinder supports up to 1000 lbs, engineered with premium steel for unmatched durability.
HASSLE FREE UPGRADE - Easy installation with guaranteed satisfaction—backed by responsive support and replacement options.
ELEVATE YOUR COMFORT - Adjust chair height seamlessly with a 4-inch stroke for perfect ergonomic positioning.
UNIVERSAL COMPATIBILITY - Fits most office chairs including premium brands like Herman Miller Aeron (except 1KEA).
SAY GOODBYE TO CHAIR SINKING - Reliable pneumatic shock prevents annoying seat drop, restoring your chair’s original smooth lift.

The MASTERY MART 9 to 13-inch office chair gas cylinder offers a robust 4-inch adjustable height stroke, universal fit for most chairs, and a heavy-duty Class 4 steel construction supporting up to 1000 lbs. Designed to eliminate sinking issues and ensure smooth 360-degree rotation, this pneumatic shock replacement is a reliable, easy-to-install upgrade for professionals seeking ergonomic excellence and durability.

Specifications

Brand	MASTERY MART
Model Number	MF-PT001B
Colour	Silver
Diameter	50 Millimetres
Special Features	Adjustable Height
Item Weight	1 kg

Have a Question? See What Others Asked

How durable is this gas lift?

Will this chair cyinder fit on the herman miller aeron office chair?

What are the measurements of the cylinder, shortest and longest height as well as overall length and width?

Will this chair cyinder work for 1KEA office chair?

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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