| Lorell Height Adjustable Standing Desk Converter Plastic/Acrylic in Black | 46 W x 24 D in | Wayfair LLR82013 A large, wide adjustable desk riser easily allows you to go from sitting to standing. The desk riser raises up to 20" and lowers to 5" to optimize the ergonomic work position for people of all heights. Straight up-and-down motion minimizes the required... more | | $814.00 $396.51 FREE shipping go to store |