Description

About This

  • Listing is for a brand new never used CLASS 4, office chair seat height adjustment pneumatic gas lift cylinder. 4.5" stroke (seat travel from lowest to highest settings).
  • Exceeds ANSI/BIFMA5.1-2011 standards, based on the specs of this cylinder, it's load capacity is 350 pounds.
  • Length Compressed: 11.5" Fully Extended: 16" Travel: 4.5", Cylinder Diameter: 28mm (1.1") Column Diameter: 50mm (approx 2")
  • After install, If the chair can't lift normally. Two screws located near where the cable attaches need to be adjusted, see photo 2.
  • Cylinder for Aeron Chair Size A, B and C, offer 5 years replacement warranty.Only For Aeron chair made between 1996-2012.

Overview

  • Brand : MingYi.office
  • Product Dimensions : 2"D x 2"W x 11.8"H
  • Size : 2D x 2W x 11.8H in
  • Special Feature : 旋转
  • Product Care Instructions : Wipe Clean
  • Material Metal : Item Weight 1.15 Kilograms
  • : Material Metal
  • : Item Weight 1.15 Kilograms
  • Maximum Weight Recommendation 350 Pounds : Style Classic
  • : Maximum Weight Recommendation 350 Pounds
  • : Style Classic
Product form
  • MingYi.office

Gas Cylinder Heavy Duty for Herman Miller Classic Aeron Chair as Replacement

    About This Listing is for a brand new never used CLASS 4, office chair seat height adjustment pneumatic gas lift...

    $51.18

    30 in stock

    • Shipped today? Order within: Jun 22, 2026 17:00:00 -0700

      • Guaranteed secure & safe checkout.

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      Runs small True to size Runs large

      Description

      About This

      • Listing is for a brand new never used CLASS 4, office chair seat height adjustment pneumatic gas lift cylinder. 4.5" stroke (seat travel from lowest to highest settings).
      • Exceeds ANSI/BIFMA5.1-2011 standards, based on the specs of this cylinder, it's load capacity is 350 pounds.
      • Length Compressed: 11.5" Fully Extended: 16" Travel: 4.5", Cylinder Diameter: 28mm (1.1") Column Diameter: 50mm (approx 2")
      • After install, If the chair can't lift normally. Two screws located near where the cable attaches need to be adjusted, see photo 2.
      • Cylinder for Aeron Chair Size A, B and C, offer 5 years replacement warranty.Only For Aeron chair made between 1996-2012.

      Overview

      • Brand : MingYi.office
      • Product Dimensions : 2"D x 2"W x 11.8"H
      • Size : 2D x 2W x 11.8H in
      • Special Feature : 旋转
      • Product Care Instructions : Wipe Clean
      • Material Metal : Item Weight 1.15 Kilograms
      • : Material Metal
      • : Item Weight 1.15 Kilograms
      • Maximum Weight Recommendation 350 Pounds : Style Classic
      • : Maximum Weight Recommendation 350 Pounds
      • : Style Classic

      Size chart

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