12.2-18.5 Inches Office Chair Cylinder Replacement, TOP-ACTIVATED

About this item

This is a top-activated gas lift cylinder replacement for office and gaming chairs, adjustable from 12.2" to 18.5" with a 6.3" travel range. It fits standard 1-1/8" (28mm) piston shafts, including classic Herman Miller Aeron chairs (1996–2012), but is not made for side-activated models like Steelcase Leap or Aeron Remastered. Built to Class 4 standard with a 1000 lb capacity, it offers quiet, smooth rotation and comes with installation gloves for an easy swap.

• Adjustable height range 12.2"–18.5" with 6.3" travel, suited for users roughly 6" to 6'7" tall
• Fits standard 1-1/8" (28mm) top-activated piston shafts, including original Herman Miller Aeron (1996–2012)
• Not compatible with side-activated chairs such as Steelcase Leap or Herman Miller Aeron Remastered (2013+)
• Class 4 rated cylinder, supports up to 1000 lbs for heavy-duty daily use
• Smooth 360° rotation with quiet operation under 25dB
• Installation gloves included for easier setup

Specifications

ASIN

B0G5FSFCK4

Size

6.3‘’ Height Range

Brand

Rythalix

Color

Matte Black

Shape

Cylindrical

Theme

Industrial, Office

Pattern

Solid

Material

Alloy Steel

Arm Style

Armless

Leg Style

wheels

Room Type

Office

Back Style

Solid Back

Brand Name

Rythalix

Model Name

Office Chair Gas Cylinder

Seat Depth

2.4 inches

Style Name

Modern

Unit Count

1 Count

Form Factor

Cylinder

Item Weight

700 g

Seat Height

4.5 inches