Accommodates conventional cash register or POS computer equipment for electronic payment systems to best fit your needs -- Segmented interior compartments conveniently store and organize computer, printer and other supplies -- CPU compartment features a vented back to prevent overheating -- All welded stainless steel construction is durable, easy to clean and sanitize -- 4 swivel casters, 2 w/ brake are 5" No Mark cushion tread for heavy-duty support and easy maneuverability Back-mounted tray slide in place of two side-mounted tray slides, deduct $359.00. -- Back-mounted tray slide, add $703.00. -- Built-in locking cash drawer, add $668.00. -- Pull out keyboard shelf (for models without cash drawers only), add $371.00. -- Top monitor shelf, add $175.00. -- GROUP 2 solid and textured laminate finishes available at no extra charge,