Alera® AdaptivErgo Pneumatic Height-Adjustable Table Base, 26 1/4" to 39 5/8", Black

Set the perfect height when sitting or standing. Pneumatic control lift-assist height-adjustable table base. No electricity needed. Durable base recommended for up to 100-lb. lift capacity including weight of worksurface. Movement within a 13" range from 26 3/8" to 39 5/8". Accommodates most common worksurfaces ranging from 59" to 72" width; and 24" to 30" depth. Strong black powder coated steel frame with cross bars provides stability and prevents racking. Adjustable leveling glides to compensate for uneven floors.