STANDING DESK BUNDLE: Includes a 40" standing desk converter (R DADRW-40) and a Dual Monitor Arm (R DM2); extend your health benefits in comfort and reduce joint stress and strain while you work. QUICK, EASY AND STABLE HEIGHT ADJUSTMENT WITH EVR ENHANCED VERTICAL RANGE DESIGN: Sturdy metal frame with easy-grip side handle and gas piston assist; can raise and lower up to 45 pounds with continuous height adjustment from 5" up to 20" above desktop. EXTRA LARGE WORK SURFACE: 40" wide by 23.5" deep desktop holds up to two 32" monitors and 25.5" wide by 11.25" deep retractable keyboard tray will hold a laptop if needed; works with optional Deluxe Floor Stand to create a complete standalone desk. RETRACTABLE ERGONOMIC KEYBOARD TRAY: Keyboard tray extends and retracts while keeping a 4.5" spacing between keyboard tray and desktop which helps keep arms and wrists in an ergonomic position to prevent neck and back strain while sitting or standing.