Patented accessory mounting system - 48 threaded bolt holes in the desk frame add unique modular functionality for securely attaching accessories directly to the heavy steel desk frame Rock-solid stability - we're laser focused on being the most stable sit-stand desk in the industry Built to last - heavy-duty steel construction Two German-made motors - one motor housed in each leg, with a total lifting capacity of 355 lb and quiet operation below 48-dB 3-stage legs - 33% faster movement and 33% more height range than competing desks with 2-stage legs One-touch adjustment - simply tap to change desk height and conveniently keep moving Free wire management included - keep cords tidy