Desktop Riser with Triple Monitor Mount: Take productivity to new heights with this desktop riser and triple monitor mount! The stand fits three 21.5" to 27" screens weighing up to 15.4 lbs each. VESA 75x75mm or 100x100mm mounting capability --Patented-- Height Adjustable Desktop: Go from sitting to standing in one smooth motion using the innovative height locking mechanism (Adjustment 4.5” to 20”). Say goodbye to long hours of sitting and end the day feeling energized and refreshed Flexible Monitor Mounting: Mount offers a secure hold with +30° to -90° tilt, 90° swivel, 360° rotation, and height adjustment along the center pole. Sliding VESA plates provide screen alignment without the arms extending past the edge of the riser Spacious Dual Platforms: Provides an upper platform (47.6” x 15.7”) and lower platform (47.6" x 11.8”) to accommodate office supplies, accessories, and decor in addition to your monitor setup. Made of sturdy particle board for a scratch resistant surface Very Minimal Assembly: Simply attach the keyboard tray to the riser and monitor arms to the stand, mount the stand to the riser, and install your screens with the removable VESA plates Create your own active workstation with the Extra Large Black Desk Riser with Triple Monitor Mount (DESK-KIT-48KB3C) from VIVO! Transitioning between sitting and standing throughout the long work day increases productivity and eases tension. This solidly built desk riser allows you to make height transitions at the squeeze of a handle, and the triple monitor stand attaches to your riser via sturdy grommet mount for additional height adjustment options and comfortable viewing angles. All hardware and instructions are provided so you can get your new desk riser and monitor stand assembled in no time!