Fits Worktables, Worktable Returns, Corner Worktable or Peninsula Worktable, all sold separately, to accommodate most standard-sized computer keyboards. Teflon ® sliding mechanism. 360° swivel arm, 6" height adjustment, 25° tilt range. 21w x 10-1/2d x 1h. Color: Black; Keyboard Tray Dimensions (W x D): 22" x 10 1/2"; 360° Swivel: Yes; Glide Track Length: 10".