The ROCELCO Standing Desk Converter Bundle is perfect for starting your ergonomic workstation. It includes a ROCELCO Sit to Stand Desk Riser and a monitor mount. The Height Adjustable Sit to Standing Desk Riser offers the versatility needed for a productive workday. Sit part of the day or stand to enjoy the health benefits of movement. The 40 wide fits over your current desk, eliminating the need for additional furniture. With a spacious 40 W x 23.6D work surface, it holds up to 2 large monitors, a laptop, and more. The retractable keyboard tray measures 25.5 W x 11.25D and is ergonomically positioned 4.5 below the desktop. The Enhanced Vertical Range rises up to 20 and lowers to 5, optimizing ergonomic positions for all heights. The straight up and down motion minimizes required depth (23.25 ). Gas piston assist allows easy raising and lowering of up to 40 lbs. Free up desk space using the grommet hole to route cables and install the included dual monitor mount. Securely attach dual screens up to 27/17.6 lbs. each with standard 75 x 75 mm or 100 x 100 mm mounting patterns. The mount tilts ±45°, swivels 180°, and rotates 360°. Monitors can be mounted in landscape or portrait position. Adjustable height along the pole ensures an ergonomic position. Cable management clips are included. The double articulated arm allows perfect screen positioning, reducing neck strain and improving posture. Color: Black. Material: MDF.