40 mm Stroke Pneumatic Gas Cylinder for Boss Chair

Listing is for a class 3, pneumatic cylinder used on office chairs.This size cylinder is used on all types of office chairs regardless of manufacturer, as it uses standard taper on both ends to fit most seat plates / mechanisms and other end to fit most 5 star bases. This pneumatic lift is typically used on chairs with rating of up to 250 pounds. It is slightly longer than the average height cylinder..