Heavy Duty Replacement Office Chair Base - 28" Aluminum - S4164
This heavy duty polished aluminum chair base can be used as a replacement for  chairs and stools with a standard 2" wide gas lift cylinder.It works on  most chairs purchased at office supply stores such as Staples, OfficeMax, Office Depot, etc.  It can also be used to replace standard black plastic bases, giving your chair a nicer, more finished look.