The Office Chair Base is made of metal which is reinforced and designed to support 2600lbs stably
Measured 28 inches in diameter and 5.6 inches in height; installation hole for gas lift cylinder is 2 inches and holes for stem caster is 7/16 inches
With traditional design and the reinforced metal construction, the chair base is suitable for office and home
It' s easy to replace the old chair base; press stem casters into the chair base at the bottom and insert the gas lift cylinder to the chair base on the top
It' s great for fitting office chairs and gaming chairs, renewing the chairs