Convoi Tough little cart that puts you in the design seat. Features: This heavy-duty cart holds up to 500 pounds of instruments and equipment in a compact footprint. Design from the floor up by choosing the frame size, type of shelves, placement of storage solutions and then accessorize your utility cart. Specifications: One Size Doesn’t Fit All: Choose everything from the basic frame to the type of shelves and accessories. Incredibly Strong: Designed with cast aluminum base, it holds up to 500 pounds. Mobility Convoi moves easily on four large 5 inch rubber casters. With two total lock and two directional lock casters, the cart stays in place wherever you need it. Integrated Cable Management Cables route through the extruded aluminum legs to keep them neat and secure.