I have been searching and found they do not offer one. This is a good option though. https://www.amazon.com/Jingchengmei-19-Inch-Disassembled-Cantilever-Equipment/dp/B07Z7N5XFH/ref=sr_1_3_sspa?dchild=1&keywords=1u+rack+shelf&qid=1600090300&sr=8-3-spo...
