Nexel® Wire Carts These multipurpose wire carts are easy to handle and can be maneuvered through corridors and doorways without difficulty. Shelves adjust on 1" increments for added versatility. Cart consists of two chrome-plated, U-shaped handles, and two or three shelves as indicated. Comes with polyurethane wheel casters with a capacity of 1,200 lbs. All four wheels swivel for easy maneuverability.