Amazon.com : ETHU Keyboard Tray Under Desk, 26.77" X 11.81" Large Size Keyboard Tray with C Clamp-on Mount Easy to Install, Computer Keyboard Stand, Ergonomic Keyboard Tray for Home and Office (Black) :
Under-Desk Keyboard Trays | staples.ca
Fellowes Office Suites Adjustable Keyboard Drawer, Black (9140303) | Staples