Channel SM-4 Merchandising Universal Lug RackWhen you purchase the Channel SM 4, you invest in a four shelf lug rack. It is also called a spot merchandiser since it can be placed in front of the house applications, enticing customers to obtain the food displayed. The SM 4 racks hold and store trays, pans, tote boxes, and lugs. The shelves have 12 spacing between them so they can accommodate multiple items at once. The casters are non marking so the display rack doesnt leave any marks on the