Shall be of all-welded stainless steel construction and shall accept trays or racks on a stainless steel spring-loaded, self-leveling carriage(s). Carriage(s) shall be cantilevered to a vertical support on two each 14-gauge arms and shall feature a bank of tension springs concealed inside the vertical support. Spring tension for carriage(s) shall be field adjustable without tools by hooking or unhooking springs to or from the carriage, providing proper dispensing level. Carriage frame movement shall feature roller bearing guides for smooth vertical operation. Carriage platform shall be of 18-gauge stainless steel and vertical support panels and top shall be of 20-gauge stainless steel. Unit base shall be of 18-gauge stainless steel and feature vinyl corner bumpers. Unit shall have four each extra-load 4” diameter casters, two each with brake. Unit shall be NSF listed.