I use one of these just leave the top shelf off
https://www.webstaurantstore.com/choice-33-3-4-x-21-x-37-knocked-down-18-gauge-stainless-steel-3-shelf-utility-cart/922T20030.html
Leave the top shelf off. Works great.
https://www.webstaurantstore.com/choice-33-3-4-x-21-x-37-knocked-down-18-gauge-stainless-steel-3-shelf-utility-cart/922T20030.html