Product Information Description Measuring Guide Other Details Complete with slides; all brackets included Slide out mouse tray, left or right Pencil storage Price per keyboard drawer Office Ergonomics - How To Do I Need A CPU Holder? How To Reduce Back Pain Ergonomic Desks & Tables Need It Fast? We Can Help! See Our International Shipping Options Request A Quote Today Richelieu's 22" Keyboard Drawer arrives complete with all necessary brackets and slides. Mouse tray can be mounted left or right handed.