Standard Utility CartR & B Wire Standard Utility Cart R&B's all purpose utility carts are designed for an array of different applications, ranging from the pickup of supplies to distribution of mail and disposables. These carts are built to last for years of trouble free service. Ideal for pickup and distribution of supplies, mail, parts, tools, disposables, etc. Features our patented 5" Clean Wheel System casters with non marking polyurethane tires Folds for easy storage