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/BIFMA 5.1 -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.