The DADR-46 Standing Desk Converter Bundle is the perfect way to get your ergonomic workstation started. It comes with a Rocelco R DADRT-46 Sit to Stand Desk Riser and a Rocelco DM2 Dual Monitor Mount. The DADR-46 Height Adjustable Sit to Standing Desk Riser and Converter offers the versatility you need to get through your work day. Now you can sit part of the day or stand to take advantage of all the health benefits that come with standing and moving around. With the DADR-46, you and your associates will become healthier and more productive. It fits over your current desk with no need to buy additional furniture. With its spacious 45.75 W x 23.75 D work surface, you can hold up to 3 large monitors, a laptop, and more. It also includes an retractable keyboard tray that measures 25.75 W x 11.25 D that is an ergonomic 4.5 below the desktop. EVR Enhanced Vertical Range rises up to 20 and down to 5, to optimize the ergonomic work position for people of all heights. Straight up and down motion minimizes required depth (23). Gas piston assist allows you to easily raise and lower up to 45lbs. Grommet hole allows you to route cables or add an optional single, double or triple monitor arm such as the Rocelco DM1, DM2 or DM3. It works with your existing desk or create a complete standing desk with the optional Deluxe Floor Stand (DADR-FS). Fully assembled and ready to go!Tired of a cluttered desk, free up desk space with the DM2 monitor mount. Securely attach your dual screens, up to 27/17.6 lbs. each with VESA 75x75mm or 100x100mm mounting pattern, to any desk or surface up to 3.5 thick. Also mounts to most adjustable desk risers including Rocelco CADR-46, all DADR series, and MSD-40. Tilts + or - 45 degrees, swivels 180 degrees, rotates 360 degrees. Monitor mounts in landscape (horizontal) or portrait (vertical) position. Adjustable height along pole for ideal ergonomic position. Cable management clips included. Easy height adjustment up to 17.75 and extension from pole to monitor up to 16.75. The double articulated arm allows you to position the screen for your perfect viewing angle. Reduce neck strain and improved posture with a comfortable ergonomic working position.