Dimension 4 Workstations are versatile, adaptable, and expand easily to meet growing needs through the addition of accessories and Adder modules. This particular unit is an Add-On unit to the Dimension 4 Single Sided station. These units are fully adjustable, enabling each worker to set up footrests, shelving, worksurface and other components for personal comfort and efficiency. And, with their intelligent design, Dimension 4 workstations can be quickly reconfigured any time your requirements change. The Adder unit provides one upright and one worksurface with 180° rolled front edges. ESD worksurfaces and options are also available.