9 Inches to 13 Inches Office Chair Cylinder Replacement, 4'' Stroke, Heavy Duty 1000 lbs, Hydraulic Pneumatic Shock Piston, Universal Gas Cylinder Fit for Most Office Chairs, Class 4 (Black)

★★★★☆ 4.0 61 reviews

$28.49
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$28.49
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 217507680 Release Date 2026/04/19 List Price $11.40 Model Number 217507680
Category
  • 🏆【Adjustable Height 4 inches】The compressed length is 9.88 inches (251mm), the fully expanded length is 13.6 inches (346mm), travel length is 4 inches, which allows your chairs to rise higher. (Note: Please measure the length of the outer cylinder before purchase).
  • 🏆【Universal Fit Size for Most Chairs】The outer column cylinder diameter connected to the base is 2 inches (50mm), and the piston shaft diameter connected to the chair is 1-1/8" (28mm). This pneumatic piston cylinder will fit almost every office chair on the market including Herman Miller Aeron. Please confirm these measurements before making a purchase. Not compatible with 1KEA and some other brands.
  • 🏆【Upgraded Class 4 Gas Cylinder】Mastery Mart's office chair cylinder replacement is made of premium steel. This heavy-duty gas lift cylinder is manufactured to meet the highest industry standard (BIFMA/ANSI). The pneumatic lift replacement supports up to 1000 lbs.
  • 🏆【Eliminate Sinking Concerns】Prevent sinking issues by removing the old cylinder using a hammer or wrench. Simply assemble our new cylinder into the base and attach the seat. Our office chair lift provides seamless 360-degree rotation.
  • 🏆【100% Satisfaction Guaranteed】For any issues with using our chair shock replacement, please don't hesitate to contact us. We are here to provide guidance, offer replacements, or process refunds, depending on your specific case. Your satisfaction is our priority.

Size 4'' Travel Length
Color Matte Black
Pattern Solid
Arm Style Armless
Leg Style Straight Leg
Room Type Office
Back Style Mid Back
Brand Name MASTERY MART
Item Depth 9.8 inches
Style Name Solid
Unit Count 1.0 Count
Is Foldable No
Item Weight 0.8 Kilograms
Manufacturer Mastery Mart Inc.
Model Number GAS-LIFT-GL
Fill Material Foam
Material Type Alloy Steel
Seat Material Fabric
Is Customizable No
Item Dimensions 9.84 x 1.97 x 1.97 inches
Required Assembly No
Additional Features Durable, Easy to Replace and Install, Heave Duty, Quality Guaranteed, Universal Fit
Frame Material Type Alloy Steel
Indoor Outdoor Usage Indoor
Age Range Description Adult
Furniture Base Movement Swivel
Reclining Position Count 1
Item Dimensions D x W x H 9.8"D x 2"W x 2"H
Maximum Weight Recommendation 1000 Pounds

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61 ratings | 25 reviews
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