Tray Clearing and Racking Trolleys MERCURA® offers a wide range of racking trolleys, tray storage trolleys, and self-clearing trolleys. For preparation, storage and distribution of meals, breakfast, tea-time, desserts, etc. All MERCURA® trolleys are entirely made of anodised aluminium: they are known to be robust, light and hygienic. Equipped with 4 high quality swivel wheels Ø 125 mm in nonmarking grey rubber with circular buffers to protect interior and trolley. Available for Gastronorm and Euronorm formats. Possibility to develop custom-made trolley, specific to customer needs.