Channel BBC-3 Metal Bussing Utility CartDesigned for transporting and storing, the Channel BBC 3 is a utility bussing cart. Made of heavy duty high tensile type 6063 T5 aluminum, it comes with a lifetime guarantee against rust and corrosion. It has 5 non marking casters to protect floors. They are swivel for ideal maneuverability. With 10 spacing, the BBC 3 can hold three 7 deep bus boxes (boxes are sold separately). Features and Benefits: Heavy duty high tensile type 6063 T5 aluminum